
Acta Cryst. (2007). E63, o3967 [ doi:10.1107/S1600536807042213 ]
The title compound, C20H20ClNO3, belongs to a family of non-nucleoside reverse transcriptase inhibitors (NNRTI). It crystallizes with two independent molecules, A and B, in the asymmetric unit. In molecule A, the pyrrolidine ring is disordered between two positions with occupancies of 0.650 (2) and 0.350 (2), corresponding to two isomers, viz. 2R,4R and 2R,4S, respectively. The disorder of the pyrrolidine ring in molecule B [occupancies 0.512 (3) and 0.488 (3)] corresponds to the other two isomers, viz. 2S,4R and 2S,4S, respectively, showing that all four possible isomers are present in the crystal structure.
The title compound was synthesized by cycloalkylation of ethyl-2-[2,3-dichloropropyl(phenyl)carboxamido]-2-phenylacetate in phase-transfer catalysis condition as it is described by (Martirosyan et al., 2000, 2004). The crystals were grown from ethanol solution.
All H atoms were positioned geometrically and refined using a riding model with C—H = 0.93–0.98 Å and Uiso(H) = 1.2–1.5Ueq(C). SADI and SIMI restrains were applied to positional and thermal parameters of disordered atoms in pyrrolidine rings.
Data collection: CAD-4 Manual (Enraf–Nonius, 1988); cell refinement: CAD-4 Manual (Enraf–Nonius, 1988); data reduction: HELENA (Spek, 1997); program(s) used to solve structure: SHELXS97 (Sheldrick, 1997); program(s) used to refine structure: SHELXL97 (Sheldrick, 1997); molecular graphics: SHELXTL (Bruker, 2000) and ORTEPII (Johnson, 1976); software used to prepare material for publication: SHELXTL (Bruker, 2000).
| C20H20ClNO3 | F000 = 752 |
| Mr = 357.82 | Dx = 1.292 Mg m−3 |
| Monoclinic, P21 | Melting point: 471 K |
| Hall symbol: P 2yb | Mo Kα radiation λ = 0.71073 Å |
| a = 9.4241 (19) Å | Cell parameters from 22 reflections |
| b = 10.073 (2) Å | θ = 13–15º |
| c = 19.849 (4) Å | µ = 0.23 mm−1 |
| β = 102.52 (3)º | T = 293 (2) K |
| V = 1839.5 (7) Å3 | Irregular, colourless |
| Z = 4 | 0.36 × 0.32 × 0.30 mm |
| Enraf–Nonius CAD-4 diffractometer | Rint = 0.025 |
| Radiation source: fine-focus sealed tube | θmax = 30.0º |
| Monochromator: graphite | θmin = 1.1º |
| T = 293(2) K | h = 0→13 |
| θ/2θ scans | k = −14→14 |
| Absorption correction: ψ scan (North et al., 1968) | l = −27→27 |
| Tmin = 0.875, Tmax = 0.927 | 3 standard reflections |
| 11300 measured reflections | every 180 min |
| 10705 independent reflections | intensity decay: none |
| 5925 reflections with I > 2σ(I) |
| Refinement on F2 | Hydrogen site location: inferred from neighbouring sites |
| Least-squares matrix: full | H-atom parameters constrained |
| R[F2 > 2σ(F2)] = 0.060 | w = 1/[σ2(Fo2) + (0.0523P)2 + 0.2357P] where P = (Fo2 + 2Fc2)/3 |
| wR(F2) = 0.141 | (Δ/σ)max = 0.003 |
| S = 1.03 | Δρmax = 0.26 e Å−3 |
| 10705 reflections | Δρmin = −0.18 e Å−3 |
| 527 parameters | Extinction correction: none |
| 478 restraints | Absolute structure: Flack (1983), with how many Friedel pairs? |
| Primary atom site location: structure-invariant direct methods | Flack parameter: 0.06 (6) |
| Secondary atom site location: difference Fourier map |
| C20H20ClNO3 | V = 1839.5 (7) Å3 |
| Mr = 357.82 | Z = 4 |
| Monoclinic, P21 | Mo Kα |
| a = 9.4241 (19) Å | µ = 0.23 mm−1 |
| b = 10.073 (2) Å | T = 293 (2) K |
| c = 19.849 (4) Å | 0.36 × 0.32 × 0.30 mm |
| β = 102.52 (3)º |
| Enraf–Nonius CAD-4 diffractometer | 5925 reflections with I > 2σ(I) |
| Absorption correction: ψ scan (North et al., 1968) | Rint = 0.025 |
| Tmin = 0.875, Tmax = 0.927 | 3 standard reflections |
| 11300 measured reflections | every 180 min |
| 10705 independent reflections | intensity decay: none |
| R[F2 > 2σ(F2)] = 0.060 | H-atom parameters constrained |
| wR(F2) = 0.141 | Δρmax = 0.26 e Å−3 |
| S = 1.03 | Δρmin = −0.18 e Å−3 |
| 10705 reflections | Absolute structure: Flack (1983), with how many Friedel pairs? |
| 527 parameters | Flack parameter: 0.06 (6) |
| 478 restraints |
Geometry. All e.s.d.'s (except the e.s.d. in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell e.s.d.'s are taken into account individually in the estimation of e.s.d.'s in distances, angles and torsion angles; correlations between e.s.d.'s in cell parameters are only used when they are defined by crystal symmetry. An approximate (isotropic) treatment of cell e.s.d.'s is used for estimating e.s.d.'s involving l.s. planes. |
Refinement. Refinement of F2 against ALL reflections. The weighted R-factor wR and goodness of fit S are based on F2, conventional R-factors R are based on F, with F set to zero for negative F2. The threshold expression of F2 > 2sigma(F2) is used only for calculating R-factors(gt) etc. and is not relevant to the choice of reflections for refinement. R-factors based on F2 are statistically about twice as large as those based on F, and R– factors based on ALL data will be even larger. |
| x | y | z | Uiso*/Ueq | Occ. (<1) | |
| ClA | 0.2307 (2) | −0.24427 (15) | 0.64892 (11) | 0.0765 (6) | 0.488 (3) |
| C5A | 0.1090 (5) | −0.0052 (3) | 0.67783 (16) | 0.0522 (8) | 0.488 (3) |
| H5AB | 0.2033 | 0.0129 | 0.7073 | 0.063* | 0.488 (3) |
| H5AA | 0.0433 | −0.0366 | 0.7058 | 0.063* | 0.488 (3) |
| C4A | 0.1206 (3) | −0.10374 (18) | 0.62151 (12) | 0.0519 (13) | 0.488 (3) |
| H4A | 0.0230 | −0.1330 | 0.5984 | 0.062* | 0.488 (3) |
| C3A | 0.1874 (5) | −0.0246 (5) | 0.5713 (2) | 0.0491 (8) | 0.488 (3) |
| H3AA | 0.2913 | −0.0132 | 0.5878 | 0.059* | 0.488 (3) |
| H3AB | 0.1681 | −0.0646 | 0.5258 | 0.059* | 0.488 (3) |
| ClB | 0.2574 (2) | −0.23266 (13) | 0.65602 (12) | 0.0707 (5) | 0.512 (3) |
| C5B | 0.0877 (2) | −0.0178 (5) | 0.6710 (2) | 0.0522 (8) | 0.512 (3) |
| H5BA | 0.1107 | −0.0082 | 0.7208 | 0.063* | 0.512 (3) |
| H5BB | 0.0089 | −0.0811 | 0.6580 | 0.063* | 0.512 (3) |
| C4B | 0.2200 (3) | −0.06090 (19) | 0.64475 (10) | 0.0486 (12) | 0.512 (3) |
| H4B | 0.3051 | −0.0091 | 0.6674 | 0.058* | 0.512 (3) |
| C3B | 0.1750 (6) | −0.0220 (5) | 0.56936 (13) | 0.0493 (8) | 0.512 (3) |
| H3BA | 0.2588 | −0.0140 | 0.5486 | 0.059* | 0.512 (3) |
| H3BB | 0.1079 | −0.0862 | 0.5435 | 0.059* | 0.512 (3) |
| N2 | 0.1058 (2) | 0.10411 (17) | 0.57210 (9) | 0.0444 (5) | |
| C1 | 0.0469 (2) | 0.1191 (2) | 0.63468 (11) | 0.0465 (6) | |
| C6 | 0.1208 (3) | 0.2370 (3) | 0.67887 (12) | 0.0558 (6) | |
| O7 | 0.26410 (18) | 0.23518 (18) | 0.68232 (9) | 0.0657 (5) | |
| C8 | 0.3490 (3) | 0.3431 (2) | 0.71983 (13) | 0.0839 (10) | |
| H8B | 0.2967 | 0.3817 | 0.7521 | 0.101* | |
| H8A | 0.4407 | 0.3090 | 0.7460 | 0.101* | |
| C9 | 0.3759 (4) | 0.4439 (3) | 0.67220 (17) | 0.1180 (16) | |
| H9A | 0.4264 | 0.4052 | 0.6399 | 0.177* | |
| H9B | 0.4341 | 0.5135 | 0.6974 | 0.177* | |
| H9C | 0.2850 | 0.4801 | 0.6477 | 0.177* | |
| O10 | 0.0596 (2) | 0.3113 (2) | 0.70958 (10) | 0.0787 (6) | |
| C11 | −0.1186 (3) | 0.1324 (2) | 0.61935 (13) | 0.0535 (6) | |
| C12 | −0.1998 (3) | 0.1426 (3) | 0.55303 (15) | 0.0660 (8) | |
| H12 | −0.1547 | 0.1417 | 0.5157 | 0.079* | |
| C13 | −0.3520 (3) | 0.1544 (3) | 0.54218 (19) | 0.0855 (10) | |
| H13 | −0.4077 | 0.1615 | 0.4975 | 0.103* | |
| C14 | −0.4184 (3) | 0.1554 (3) | 0.5970 (2) | 0.0893 (11) | |
| H14 | −0.5187 | 0.1651 | 0.5895 | 0.107* | |
| C15 | −0.3374 (4) | 0.1419 (3) | 0.6633 (2) | 0.0871 (10) | |
| H15 | −0.3828 | 0.1403 | 0.7005 | 0.105* | |
| C16 | −0.1891 (3) | 0.1310 (3) | 0.67392 (15) | 0.0663 (8) | |
| H16 | −0.1345 | 0.1224 | 0.7187 | 0.080* | |
| C17 | 0.1162 (2) | 0.2116 (2) | 0.53205 (12) | 0.0496 (6) | |
| C18 | 0.1774 (3) | 0.1935 (2) | 0.46970 (12) | 0.0495 (6) | |
| C19 | 0.2730 (3) | 0.2881 (3) | 0.45560 (13) | 0.0612 (7) | |
| H19 | 0.2988 | 0.3595 | 0.4854 | 0.073* | |
| C20 | 0.3304 (3) | 0.2773 (3) | 0.39760 (15) | 0.0777 (9) | |
| H20 | 0.3941 | 0.3419 | 0.3885 | 0.093* | |
| C21 | 0.2949 (4) | 0.1739 (4) | 0.35388 (15) | 0.0849 (10) | |
| H21 | 0.3367 | 0.1660 | 0.3157 | 0.102* | |
| C22 | 0.1962 (4) | 0.0794 (3) | 0.36581 (15) | 0.0826 (10) | |
| H22 | 0.1698 | 0.0095 | 0.3350 | 0.099* | |
| C23 | 0.1378 (3) | 0.0891 (3) | 0.42295 (13) | 0.0635 (8) | |
| H23 | 0.0713 | 0.0259 | 0.4308 | 0.076* | |
| O24 | 0.07592 (19) | 0.32159 (17) | 0.54748 (9) | 0.0632 (5) | |
| ClC | 0.12063 (14) | 0.02879 (11) | 0.87321 (7) | 0.0641 (4) | 0.650 (2) |
| C30A | 0.1593 (3) | 0.2336 (4) | 0.96650 (12) | 0.0508 (7) | 0.650 (2) |
| H30A | 0.1815 | 0.1625 | 1.0001 | 0.061* | 0.650 (2) |
| H30B | 0.0588 | 0.2599 | 0.9626 | 0.061* | 0.650 (2) |
| C29A | 0.18275 (19) | 0.18999 (18) | 0.90027 (13) | 0.0519 (10) | 0.650 (2) |
| H29A | 0.1332 | 0.2529 | 0.8653 | 0.062* | 0.650 (2) |
| C28A | 0.3450 (2) | 0.2071 (4) | 0.9068 (2) | 0.0449 (6) | 0.650 (2) |
| H28A | 0.3986 | 0.1312 | 0.9292 | 0.054* | 0.650 (2) |
| H28B | 0.3686 | 0.2204 | 0.8621 | 0.054* | 0.650 (2) |
| ClD | 0.1432 (3) | 0.0064 (2) | 0.89083 (17) | 0.0753 (8) | 0.350 (2) |
| C30B | 0.1468 (4) | 0.2354 (5) | 0.9680 (3) | 0.0505 (9) | 0.350 (2) |
| H30C | 0.1132 | 0.2022 | 1.0077 | 0.061* | 0.350 (2) |
| H30D | 0.0639 | 0.2632 | 0.9328 | 0.061* | 0.350 (2) |
| C29B | 0.2338 (3) | 0.1378 (3) | 0.94182 (19) | 0.0500 (18) | 0.350 (2) |
| H29B | 0.2945 | 0.0958 | 0.9826 | 0.060* | 0.350 (2) |
| C28B | 0.3383 (5) | 0.2067 (8) | 0.9050 (4) | 0.0450 (9) | 0.350 (2) |
| H28C | 0.4235 | 0.1528 | 0.9047 | 0.054* | 0.350 (2) |
| H28D | 0.2918 | 0.2303 | 0.8580 | 0.054* | 0.350 (2) |
| N27 | 0.37485 (18) | 0.32630 (18) | 0.94957 (9) | 0.0409 (4) | |
| C26 | 0.2614 (2) | 0.3526 (2) | 0.98875 (11) | 0.0411 (5) | |
| C31 | 0.1797 (2) | 0.4832 (2) | 0.96391 (13) | 0.0490 (6) | |
| O32 | 0.16150 (18) | 0.49700 (18) | 0.89589 (9) | 0.0601 (5) | |
| C33 | 0.0942 (3) | 0.6224 (3) | 0.86960 (12) | 0.0808 (9) | |
| H33A | −0.0074 | 0.6227 | 0.8724 | 0.097* | |
| H33B | 0.1426 | 0.6955 | 0.8971 | 0.097* | |
| C34 | 0.1062 (5) | 0.6376 (4) | 0.79866 (14) | 0.1121 (13) | |
| H34A | 0.2069 | 0.6434 | 0.7967 | 0.168* | |
| H34B | 0.0568 | 0.7171 | 0.7799 | 0.168* | |
| H34C | 0.0628 | 0.5624 | 0.7723 | 0.168* | |
| O35 | 0.1314 (2) | 0.55831 (19) | 0.99991 (10) | 0.0706 (5) | |
| C36 | 0.3196 (2) | 0.3580 (2) | 1.06703 (11) | 0.0443 (5) | |
| C37 | 0.4658 (3) | 0.3550 (2) | 1.09670 (12) | 0.0518 (6) | |
| H37 | 0.5329 | 0.3481 | 1.0687 | 0.062* | |
| C38 | 0.5144 (3) | 0.3623 (3) | 1.16785 (13) | 0.0673 (8) | |
| H38 | 0.6134 | 0.3614 | 1.1874 | 0.081* | |
| C39 | 0.4150 (4) | 0.3707 (3) | 1.20928 (14) | 0.0748 (9) | |
| H39 | 0.4471 | 0.3758 | 1.2569 | 0.090* | |
| C40 | 0.2698 (4) | 0.3717 (3) | 1.18081 (14) | 0.0741 (8) | |
| H40 | 0.2030 | 0.3768 | 1.2090 | 0.089* | |
| C41 | 0.2218 (3) | 0.3650 (3) | 1.10988 (13) | 0.0578 (7) | |
| H41 | 0.1225 | 0.3651 | 1.0907 | 0.069* | |
| C42 | 0.4682 (2) | 0.4255 (2) | 0.94158 (11) | 0.0423 (5) | |
| C43 | 0.5815 (2) | 0.3977 (2) | 0.90132 (11) | 0.0416 (5) | |
| C44 | 0.6580 (2) | 0.2789 (2) | 0.90635 (12) | 0.0510 (6) | |
| H44 | 0.6377 | 0.2115 | 0.9349 | 0.061* | |
| C45 | 0.7639 (3) | 0.2612 (3) | 0.86901 (14) | 0.0619 (7) | |
| H45 | 0.8160 | 0.1822 | 0.8731 | 0.074* | |
| C46 | 0.7935 (3) | 0.3590 (3) | 0.82573 (14) | 0.0662 (8) | |
| H46 | 0.8629 | 0.3449 | 0.7995 | 0.079* | |
| C47 | 0.7198 (3) | 0.4781 (3) | 0.82140 (14) | 0.0611 (7) | |
| H47 | 0.7406 | 0.5454 | 0.7930 | 0.073* | |
| C48 | 0.6145 (3) | 0.4970 (2) | 0.85964 (12) | 0.0526 (6) | |
| H48 | 0.5657 | 0.5776 | 0.8571 | 0.063* | |
| O49 | 0.45967 (17) | 0.53440 (16) | 0.96811 (8) | 0.0525 (4) |
| U11 | U22 | U33 | U12 | U13 | U23 | |
| ClA | 0.1017 (12) | 0.0510 (8) | 0.0724 (10) | 0.0228 (9) | 0.0096 (9) | 0.0096 (8) |
| C5A | 0.0620 (16) | 0.0495 (15) | 0.0422 (15) | 0.0035 (14) | 0.0049 (14) | 0.0008 (13) |
| C4A | 0.065 (3) | 0.039 (2) | 0.047 (3) | 0.004 (2) | 0.001 (2) | −0.002 (2) |
| C3A | 0.0587 (15) | 0.0433 (14) | 0.0461 (14) | 0.0072 (13) | 0.0130 (13) | 0.0014 (13) |
| ClB | 0.0894 (11) | 0.0492 (8) | 0.0690 (10) | 0.0161 (8) | 0.0074 (9) | 0.0114 (8) |
| C5B | 0.0619 (16) | 0.0492 (15) | 0.0427 (15) | 0.0040 (14) | 0.0049 (14) | 0.0013 (13) |
| C4B | 0.058 (3) | 0.040 (2) | 0.045 (3) | 0.005 (2) | 0.005 (2) | 0.0037 (19) |
| C3B | 0.0592 (15) | 0.0434 (14) | 0.0460 (14) | 0.0071 (13) | 0.0129 (13) | 0.0013 (12) |
| N2 | 0.0533 (11) | 0.0383 (9) | 0.0418 (10) | 0.0074 (8) | 0.0106 (8) | −0.0008 (8) |
| C1 | 0.0525 (13) | 0.0431 (12) | 0.0456 (12) | 0.0020 (10) | 0.0146 (10) | 0.0024 (10) |
| C6 | 0.0608 (14) | 0.0561 (15) | 0.0508 (13) | −0.0007 (12) | 0.0124 (11) | −0.0097 (11) |
| O7 | 0.0565 (10) | 0.0642 (11) | 0.0733 (11) | −0.0020 (9) | 0.0077 (9) | −0.0194 (9) |
| C8 | 0.0738 (18) | 0.083 (2) | 0.090 (2) | −0.0084 (17) | 0.0052 (16) | −0.0283 (18) |
| C9 | 0.123 (3) | 0.0574 (19) | 0.150 (4) | −0.015 (2) | −0.022 (3) | 0.005 (2) |
| O10 | 0.0799 (12) | 0.0732 (12) | 0.0892 (12) | −0.0046 (10) | 0.0318 (10) | −0.0367 (10) |
| C11 | 0.0533 (13) | 0.0443 (12) | 0.0625 (15) | 0.0039 (11) | 0.0118 (12) | −0.0029 (11) |
| C12 | 0.0531 (15) | 0.0670 (16) | 0.0745 (18) | 0.0062 (13) | 0.0059 (13) | 0.0021 (14) |
| C13 | 0.0629 (18) | 0.086 (2) | 0.100 (2) | 0.0059 (16) | −0.0004 (17) | 0.0073 (19) |
| C14 | 0.0501 (16) | 0.082 (2) | 0.137 (3) | 0.0083 (15) | 0.0226 (18) | −0.004 (2) |
| C15 | 0.0699 (18) | 0.081 (2) | 0.120 (3) | 0.0031 (16) | 0.0416 (18) | −0.0055 (19) |
| C16 | 0.0635 (16) | 0.0672 (17) | 0.0742 (17) | 0.0044 (13) | 0.0281 (13) | −0.0060 (14) |
| C17 | 0.0469 (12) | 0.0443 (12) | 0.0545 (14) | 0.0005 (10) | 0.0043 (11) | 0.0028 (10) |
| C18 | 0.0543 (13) | 0.0485 (12) | 0.0437 (12) | 0.0044 (11) | 0.0064 (11) | 0.0098 (10) |
| C19 | 0.0700 (16) | 0.0573 (16) | 0.0555 (14) | −0.0004 (12) | 0.0120 (13) | 0.0088 (11) |
| C20 | 0.0855 (19) | 0.080 (2) | 0.0714 (18) | −0.0111 (17) | 0.0253 (15) | 0.0161 (16) |
| C21 | 0.113 (2) | 0.095 (2) | 0.0530 (16) | −0.007 (2) | 0.0319 (17) | 0.0052 (16) |
| C22 | 0.122 (3) | 0.079 (2) | 0.0484 (16) | −0.0094 (19) | 0.0223 (16) | −0.0092 (14) |
| C23 | 0.0758 (17) | 0.0649 (16) | 0.0465 (14) | −0.0104 (14) | 0.0062 (13) | 0.0035 (12) |
| O24 | 0.0763 (11) | 0.0434 (9) | 0.0706 (11) | 0.0116 (9) | 0.0176 (9) | 0.0036 (8) |
| ClC | 0.0604 (6) | 0.0631 (6) | 0.0698 (7) | −0.0207 (5) | 0.0168 (5) | −0.0220 (5) |
| C30A | 0.0422 (13) | 0.0531 (14) | 0.0588 (14) | −0.0083 (12) | 0.0144 (12) | −0.0077 (12) |
| C29A | 0.0456 (19) | 0.055 (2) | 0.054 (2) | −0.0075 (17) | 0.0071 (17) | −0.0024 (17) |
| C28A | 0.0437 (12) | 0.0430 (12) | 0.0497 (13) | −0.0070 (11) | 0.0137 (11) | −0.0062 (11) |
| ClD | 0.0652 (13) | 0.0575 (12) | 0.1014 (18) | −0.0216 (11) | 0.0140 (12) | −0.0222 (12) |
| C30B | 0.0420 (16) | 0.0527 (17) | 0.0582 (16) | −0.0079 (15) | 0.0142 (15) | −0.0080 (15) |
| C29B | 0.041 (3) | 0.043 (3) | 0.058 (4) | −0.012 (3) | −0.006 (3) | −0.004 (3) |
| C28B | 0.0440 (15) | 0.0429 (15) | 0.0496 (16) | −0.0071 (14) | 0.0136 (14) | −0.0064 (14) |
| N27 | 0.0388 (9) | 0.0394 (9) | 0.0458 (9) | −0.0011 (8) | 0.0117 (8) | −0.0005 (8) |
| C26 | 0.0382 (10) | 0.0408 (11) | 0.0456 (11) | 0.0008 (9) | 0.0122 (9) | 0.0001 (9) |
| C31 | 0.0420 (12) | 0.0501 (13) | 0.0558 (14) | −0.0004 (10) | 0.0128 (11) | 0.0011 (11) |
| O32 | 0.0611 (10) | 0.0619 (10) | 0.0561 (10) | 0.0168 (9) | 0.0098 (8) | 0.0119 (8) |
| C33 | 0.082 (2) | 0.0752 (19) | 0.082 (2) | 0.0255 (16) | 0.0124 (16) | 0.0243 (16) |
| C34 | 0.159 (3) | 0.096 (3) | 0.086 (2) | 0.032 (3) | 0.036 (2) | 0.033 (2) |
| O35 | 0.0787 (11) | 0.0618 (11) | 0.0754 (12) | 0.0242 (9) | 0.0258 (10) | −0.0020 (9) |
| C36 | 0.0508 (12) | 0.0368 (11) | 0.0468 (12) | −0.0022 (10) | 0.0140 (10) | −0.0007 (9) |
| C37 | 0.0508 (13) | 0.0571 (14) | 0.0484 (12) | −0.0038 (11) | 0.0123 (11) | 0.0038 (11) |
| C38 | 0.0686 (17) | 0.0745 (18) | 0.0527 (15) | −0.0119 (14) | −0.0006 (13) | 0.0069 (14) |
| C39 | 0.101 (2) | 0.0788 (19) | 0.0420 (14) | −0.0110 (17) | 0.0107 (15) | 0.0008 (13) |
| C40 | 0.100 (2) | 0.0754 (19) | 0.0571 (15) | 0.0012 (17) | 0.0401 (15) | −0.0006 (13) |
| C41 | 0.0609 (14) | 0.0604 (15) | 0.0563 (14) | 0.0036 (12) | 0.0222 (12) | 0.0001 (12) |
| C42 | 0.0404 (12) | 0.0431 (11) | 0.0420 (12) | 0.0000 (9) | 0.0060 (10) | 0.0037 (10) |
| C43 | 0.0375 (11) | 0.0430 (11) | 0.0423 (12) | −0.0057 (9) | 0.0043 (9) | −0.0037 (9) |
| C44 | 0.0458 (12) | 0.0488 (13) | 0.0605 (14) | −0.0018 (11) | 0.0160 (11) | 0.0045 (11) |
| C45 | 0.0434 (12) | 0.0550 (13) | 0.0896 (18) | 0.0077 (12) | 0.0197 (13) | −0.0027 (15) |
| C46 | 0.0548 (14) | 0.0804 (19) | 0.0701 (16) | −0.0030 (14) | 0.0284 (12) | −0.0092 (15) |
| C47 | 0.0635 (15) | 0.0665 (16) | 0.0583 (15) | −0.0052 (13) | 0.0241 (12) | 0.0096 (12) |
| C48 | 0.0537 (13) | 0.0471 (13) | 0.0581 (14) | 0.0008 (11) | 0.0145 (12) | 0.0046 (11) |
| O49 | 0.0587 (9) | 0.0416 (8) | 0.0604 (10) | −0.0070 (7) | 0.0202 (8) | −0.0066 (8) |
| ClA—C4A | 1.7701 (18) | ClC—C29A | 1.7697 (17) |
| C5A—C4A | 1.516 (2) | C30A—C29A | 1.448 (2) |
| C5A—C1 | 1.559 (4) | C30A—C26 | 1.541 (4) |
| C5A—H5AB | 0.9700 | C30A—H30A | 0.9700 |
| C5A—H5AA | 0.9700 | C30A—H30B | 0.9700 |
| C4A—C3A | 1.516 (2) | C29A—C28A | 1.516 (2) |
| C4A—H4A | 0.9800 | C29A—H29A | 0.9800 |
| C3A—N2 | 1.510 (5) | C28A—N27 | 1.462 (5) |
| C3A—H3AA | 0.9700 | C28A—H28A | 0.9700 |
| C3A—H3AB | 0.9700 | C28A—H28B | 0.9700 |
| ClB—C4B | 1.7702 (18) | ClD—C29B | 1.769 (2) |
| C5B—C4B | 1.516 (2) | C30B—C29B | 1.447 (3) |
| C5B—C1 | 1.565 (5) | C30B—C26 | 1.593 (5) |
| C5B—H5BA | 0.9700 | C30B—H30C | 0.9700 |
| C5B—H5BB | 0.9700 | C30B—H30D | 0.9700 |
| C4B—C3B | 1.516 (2) | C29B—C28B | 1.516 (2) |
| C4B—H4B | 0.9800 | C29B—H29B | 0.9800 |
| C3B—N2 | 1.434 (6) | C28B—N27 | 1.490 (9) |
| C3B—H3BA | 0.9700 | C28B—H28C | 0.9700 |
| C3B—H3BB | 0.9700 | C28B—H28D | 0.9700 |
| N2—C17 | 1.359 (3) | N27—C42 | 1.363 (3) |
| N2—C1 | 1.474 (3) | N27—C26 | 1.476 (3) |
| C1—C11 | 1.528 (3) | C26—C36 | 1.532 (3) |
| C1—C6 | 1.549 (3) | C26—C31 | 1.549 (3) |
| C6—O10 | 1.191 (3) | C31—O35 | 1.196 (3) |
| C6—O7 | 1.338 (3) | C31—O32 | 1.331 (3) |
| O7—C8 | 1.455 (3) | O32—C33 | 1.458 (3) |
| C8—C9 | 1.447 (2) | C33—C34 | 1.445 (2) |
| C8—H8B | 0.9700 | C33—H33A | 0.9700 |
| C8—H8A | 0.9700 | C33—H33B | 0.9700 |
| C9—H9A | 0.9600 | C34—H34A | 0.9600 |
| C9—H9B | 0.9600 | C34—H34B | 0.9600 |
| C9—H9C | 0.9600 | C34—H34C | 0.9600 |
| C11—C12 | 1.376 (4) | C36—C37 | 1.376 (3) |
| C11—C16 | 1.388 (4) | C36—C41 | 1.385 (3) |
| C12—C13 | 1.408 (4) | C37—C38 | 1.389 (4) |
| C12—H12 | 0.9300 | C37—H37 | 0.9300 |
| C13—C14 | 1.368 (5) | C38—C39 | 1.377 (4) |
| C13—H13 | 0.9300 | C38—H38 | 0.9300 |
| C14—C15 | 1.377 (5) | C39—C40 | 1.362 (4) |
| C14—H14 | 0.9300 | C39—H39 | 0.9300 |
| C15—C16 | 1.372 (4) | C40—C41 | 1.384 (4) |
| C15—H15 | 0.9300 | C40—H40 | 0.9300 |
| C16—H16 | 0.9300 | C41—H41 | 0.9300 |
| C17—O24 | 1.231 (3) | C42—O49 | 1.227 (3) |
| C17—C18 | 1.486 (4) | C42—C43 | 1.493 (3) |
| C18—C19 | 1.381 (4) | C43—C48 | 1.376 (3) |
| C18—C23 | 1.399 (3) | C43—C44 | 1.389 (3) |
| C19—C20 | 1.378 (4) | C44—C45 | 1.378 (3) |
| C19—H19 | 0.9300 | C44—H44 | 0.9300 |
| C20—C21 | 1.351 (4) | C45—C46 | 1.375 (4) |
| C20—H20 | 0.9300 | C45—H45 | 0.9300 |
| C21—C22 | 1.387 (5) | C46—C47 | 1.380 (4) |
| C21—H21 | 0.9300 | C46—H46 | 0.9300 |
| C22—C23 | 1.367 (4) | C47—C48 | 1.386 (4) |
| C22—H22 | 0.9300 | C47—H47 | 0.9300 |
| C23—H23 | 0.9300 | C48—H48 | 0.9300 |
| C4A—C5A—C1 | 101.5 (2) | C29A—C30A—C26 | 106.7 (2) |
| C4A—C5A—H5AB | 111.5 | C29A—C30A—H30A | 110.4 |
| C1—C5A—H5AB | 111.5 | C26—C30A—H30A | 110.4 |
| C4A—C5A—H5AA | 111.5 | C29A—C30A—H30B | 110.4 |
| C1—C5A—H5AA | 111.5 | C26—C30A—H30B | 110.4 |
| H5AB—C5A—H5AA | 109.3 | H30A—C30A—H30B | 108.6 |
| C3A—C4A—C5A | 104.3 (3) | C30A—C29A—C28A | 103.8 (3) |
| C3A—C4A—ClA | 108.8 (2) | C30A—C29A—ClC | 116.6 (2) |
| C5A—C4A—ClA | 115.3 (2) | C28A—C29A—ClC | 113.0 (2) |
| C3A—C4A—H4A | 109.4 | C30A—C29A—H29A | 107.7 |
| C5A—C4A—H4A | 109.4 | C28A—C29A—H29A | 107.7 |
| ClA—C4A—H4A | 109.4 | ClC—C29A—H29A | 107.7 |
| N2—C3A—C4A | 99.2 (3) | N27—C28A—C29A | 101.9 (2) |
| N2—C3A—H3AA | 111.9 | N27—C28A—H28A | 111.4 |
| C4A—C3A—H3AA | 111.9 | C29A—C28A—H28A | 111.4 |
| N2—C3A—H3AB | 111.9 | N27—C28A—H28B | 111.4 |
| C4A—C3A—H3AB | 111.9 | C29A—C28A—H28B | 111.4 |
| H3AA—C3A—H3AB | 109.6 | H28A—C28A—H28B | 109.3 |
| C4B—C5B—C1 | 103.4 (3) | C29B—C30B—C26 | 101.0 (2) |
| C4B—C5B—H5BA | 111.1 | C29B—C30B—H30C | 111.6 |
| C1—C5B—H5BA | 111.1 | C26—C30B—H30C | 111.6 |
| C4B—C5B—H5BB | 111.1 | C29B—C30B—H30D | 111.6 |
| C1—C5B—H5BB | 111.1 | C26—C30B—H30D | 111.6 |
| H5BA—C5B—H5BB | 109.0 | H30C—C30B—H30D | 109.4 |
| C3B—C4B—C5B | 101.0 (3) | C30B—C29B—C28B | 109.9 (4) |
| C3B—C4B—ClB | 112.5 (3) | C30B—C29B—ClD | 118.2 (3) |
| C5B—C4B—ClB | 113.1 (3) | C28B—C29B—ClD | 110.5 (4) |
| C3B—C4B—H4B | 110.0 | C30B—C29B—H29B | 105.8 |
| C5B—C4B—H4B | 110.0 | C28B—C29B—H29B | 105.8 |
| ClB—C4B—H4B | 110.0 | ClD—C29B—H29B | 105.8 |
| N2—C3B—C4B | 102.9 (3) | N27—C28B—C29B | 100.0 (4) |
| N2—C3B—H3BA | 111.2 | N27—C28B—H28C | 111.8 |
| C4B—C3B—H3BA | 111.2 | C29B—C28B—H28C | 111.8 |
| N2—C3B—H3BB | 111.2 | N27—C28B—H28D | 111.8 |
| C4B—C3B—H3BB | 111.2 | C29B—C28B—H28D | 111.8 |
| H3BA—C3B—H3BB | 109.1 | H28C—C28B—H28D | 109.5 |
| C17—N2—C3B | 126.3 (2) | C42—N27—C28A | 125.6 (2) |
| C17—N2—C1 | 119.94 (18) | C42—N27—C26 | 119.27 (18) |
| C3B—N2—C1 | 112.4 (2) | C28A—N27—C26 | 112.56 (17) |
| C17—N2—C3A | 125.2 (2) | C42—N27—C28B | 126.5 (2) |
| C1—N2—C3A | 112.52 (19) | C26—N27—C28B | 111.0 (2) |
| N2—C1—C11 | 113.30 (18) | N27—C26—C36 | 113.57 (17) |
| N2—C1—C6 | 110.52 (19) | N27—C26—C30A | 100.82 (18) |
| C11—C1—C6 | 111.10 (19) | C36—C26—C30A | 112.45 (19) |
| N2—C1—C5A | 102.4 (2) | N27—C26—C31 | 110.59 (18) |
| C11—C1—C5A | 115.2 (2) | C36—C26—C31 | 109.67 (18) |
| C6—C1—C5A | 103.64 (19) | C30A—C26—C31 | 109.43 (19) |
| N2—C1—C5B | 101.4 (2) | N27—C26—C30B | 105.0 (2) |
| C11—C1—C5B | 107.86 (19) | C36—C26—C30B | 111.2 (3) |
| C6—C1—C5B | 112.3 (2) | C31—C26—C30B | 106.5 (2) |
| O10—C6—O7 | 125.3 (2) | O35—C31—O32 | 123.9 (2) |
| O10—C6—C1 | 124.3 (2) | O35—C31—C26 | 125.0 (2) |
| O7—C6—C1 | 110.1 (2) | O32—C31—C26 | 110.95 (19) |
| C6—O7—C8 | 116.9 (2) | C31—O32—C33 | 113.84 (19) |
| C9—C8—O7 | 110.2 (2) | C34—C33—O32 | 108.7 (2) |
| C9—C8—H8B | 109.6 | C34—C33—H33A | 110.0 |
| O7—C8—H8B | 109.6 | O32—C33—H33A | 110.0 |
| C9—C8—H8A | 109.6 | C34—C33—H33B | 110.0 |
| O7—C8—H8A | 109.6 | O32—C33—H33B | 110.0 |
| H8B—C8—H8A | 108.1 | H33A—C33—H33B | 108.3 |
| C8—C9—H9A | 109.5 | C33—C34—H34A | 109.5 |
| C8—C9—H9B | 109.5 | C33—C34—H34B | 109.5 |
| H9A—C9—H9B | 109.5 | H34A—C34—H34B | 109.5 |
| C8—C9—H9C | 109.5 | C33—C34—H34C | 109.5 |
| H9A—C9—H9C | 109.5 | H34A—C34—H34C | 109.5 |
| H9B—C9—H9C | 109.5 | H34B—C34—H34C | 109.5 |
| C12—C11—C16 | 119.1 (2) | C37—C36—C41 | 118.4 (2) |
| C12—C11—C1 | 122.0 (2) | C37—C36—C26 | 122.5 (2) |
| C16—C11—C1 | 119.0 (2) | C41—C36—C26 | 119.0 (2) |
| C11—C12—C13 | 119.3 (3) | C36—C37—C38 | 120.8 (2) |
| C11—C12—H12 | 120.3 | C36—C37—H37 | 119.6 |
| C13—C12—H12 | 120.3 | C38—C37—H37 | 119.6 |
| C14—C13—C12 | 120.3 (3) | C39—C38—C37 | 119.6 (3) |
| C14—C13—H13 | 119.8 | C39—C38—H38 | 120.2 |
| C12—C13—H13 | 119.8 | C37—C38—H38 | 120.2 |
| C13—C14—C15 | 120.4 (3) | C40—C39—C38 | 120.3 (3) |
| C13—C14—H14 | 119.8 | C40—C39—H39 | 119.8 |
| C15—C14—H14 | 119.8 | C38—C39—H39 | 119.8 |
| C16—C15—C14 | 119.3 (3) | C39—C40—C41 | 120.0 (3) |
| C16—C15—H15 | 120.3 | C39—C40—H40 | 120.0 |
| C14—C15—H15 | 120.3 | C41—C40—H40 | 120.0 |
| C15—C16—C11 | 121.6 (3) | C40—C41—C36 | 120.8 (3) |
| C15—C16—H16 | 119.2 | C40—C41—H41 | 119.6 |
| C11—C16—H16 | 119.2 | C36—C41—H41 | 119.6 |
| O24—C17—N2 | 120.4 (2) | O49—C42—N27 | 120.1 (2) |
| O24—C17—C18 | 120.9 (2) | O49—C42—C43 | 121.2 (2) |
| N2—C17—C18 | 118.7 (2) | N27—C42—C43 | 118.68 (19) |
| C19—C18—C23 | 118.5 (2) | C48—C43—C44 | 119.2 (2) |
| C19—C18—C17 | 118.2 (2) | C48—C43—C42 | 117.8 (2) |
| C23—C18—C17 | 123.3 (2) | C44—C43—C42 | 122.9 (2) |
| C20—C19—C18 | 120.4 (3) | C45—C44—C43 | 119.9 (2) |
| C20—C19—H19 | 119.8 | C45—C44—H44 | 120.1 |
| C18—C19—H19 | 119.8 | C43—C44—H44 | 120.1 |
| C21—C20—C19 | 120.7 (3) | C46—C45—C44 | 120.8 (3) |
| C21—C20—H20 | 119.7 | C46—C45—H45 | 119.6 |
| C19—C20—H20 | 119.7 | C44—C45—H45 | 119.6 |
| C20—C21—C22 | 120.1 (3) | C45—C46—C47 | 119.6 (3) |
| C20—C21—H21 | 119.9 | C45—C46—H46 | 120.2 |
| C22—C21—H21 | 119.9 | C47—C46—H46 | 120.2 |
| C23—C22—C21 | 119.8 (3) | C46—C47—C48 | 119.7 (2) |
| C23—C22—H22 | 120.1 | C46—C47—H47 | 120.2 |
| C21—C22—H22 | 120.1 | C48—C47—H47 | 120.2 |
| C22—C23—C18 | 120.5 (3) | C43—C48—C47 | 120.8 (2) |
| C22—C23—H23 | 119.8 | C43—C48—H48 | 119.6 |
| C18—C23—H23 | 119.8 | C47—C48—H48 | 119.6 |
| C1—C5A—C4A—C3A | 44.9 (3) | C26—C30A—C29A—C28A | 37.6 (3) |
| C1—C5A—C4A—ClA | 164.2 (2) | C26—C30A—C29A—ClC | 162.62 (17) |
| C5A—C4A—C3A—N2 | −40.5 (3) | C30A—C29A—C28A—N27 | −35.1 (3) |
| ClA—C4A—C3A—N2 | −164.10 (19) | ClC—C29A—C28A—N27 | −162.4 (2) |
| C1—C5B—C4B—C3B | −41.5 (3) | C26—C30B—C29B—C28B | −35.2 (5) |
| C1—C5B—C4B—ClB | −161.96 (19) | C26—C30B—C29B—ClD | −163.2 (3) |
| C5B—C4B—C3B—N2 | 40.8 (4) | C30B—C29B—C28B—N27 | 36.4 (5) |
| ClB—C4B—C3B—N2 | 161.7 (3) | ClD—C29B—C28B—N27 | 168.6 (3) |
| C4B—C3B—N2—C17 | 141.0 (3) | C29A—C28A—N27—C42 | −140.9 (2) |
| C4B—C3B—N2—C1 | −25.4 (4) | C29A—C28A—N27—C26 | 20.6 (3) |
| C4B—C3B—N2—C3A | 68 (3) | C29A—C28A—N27—C28B | −26 (7) |
| C4A—C3A—N2—C17 | −175.8 (2) | C29B—C28B—N27—C42 | 179.0 (2) |
| C4A—C3A—N2—C3B | −66 (3) | C29B—C28B—N27—C28A | 112 (7) |
| C4A—C3A—N2—C1 | 21.7 (3) | C29B—C28B—N27—C26 | −21.7 (4) |
| C17—N2—C1—C11 | 76.7 (2) | C42—N27—C26—C36 | −75.4 (2) |
| C3B—N2—C1—C11 | −116.0 (3) | C28A—N27—C26—C36 | 121.8 (2) |
| C3A—N2—C1—C11 | −119.8 (3) | C28B—N27—C26—C36 | 123.6 (3) |
| C17—N2—C1—C6 | −48.8 (3) | C42—N27—C26—C30A | 164.10 (19) |
| C3B—N2—C1—C6 | 118.6 (3) | C28A—N27—C26—C30A | 1.3 (3) |
| C3A—N2—C1—C6 | 114.8 (3) | C28B—N27—C26—C30A | 3.1 (3) |
| C17—N2—C1—C5A | −158.7 (2) | C42—N27—C26—C31 | 48.4 (2) |
| C3B—N2—C1—C5A | 8.7 (3) | C28A—N27—C26—C31 | −114.4 (2) |
| C3A—N2—C1—C5A | 4.9 (3) | C28B—N27—C26—C31 | −112.6 (3) |
| C17—N2—C1—C5B | −168.0 (2) | C42—N27—C26—C30B | 162.9 (3) |
| C3B—N2—C1—C5B | −0.7 (3) | C28A—N27—C26—C30B | 0.1 (3) |
| C3A—N2—C1—C5B | −4.5 (3) | C28B—N27—C26—C30B | 1.9 (4) |
| C4A—C5A—C1—N2 | −29.6 (3) | C29A—C30A—C26—N27 | −24.3 (3) |
| C4A—C5A—C1—C11 | 93.8 (3) | C29A—C30A—C26—C36 | −145.6 (2) |
| C4A—C5A—C1—C6 | −144.7 (3) | C29A—C30A—C26—C31 | 92.3 (3) |
| C4A—C5A—C1—C5B | 55.1 (11) | C29A—C30A—C26—C30B | 140 (4) |
| C4B—C5B—C1—N2 | 26.5 (3) | C29B—C30B—C26—N27 | 19.8 (4) |
| C4B—C5B—C1—C11 | 145.8 (2) | C29B—C30B—C26—C36 | −103.5 (4) |
| C4B—C5B—C1—C6 | −91.5 (3) | C29B—C30B—C26—C30A | 4(4) |
| C4B—C5B—C1—C5A | −70.7 (11) | C29B—C30B—C26—C31 | 137.1 (3) |
| N2—C1—C6—O10 | 142.2 (2) | N27—C26—C31—O35 | −146.5 (2) |
| C11—C1—C6—O10 | 15.5 (3) | C36—C26—C31—O35 | −20.5 (3) |
| C5A—C1—C6—O10 | −108.7 (3) | C30A—C26—C31—O35 | 103.3 (3) |
| C5B—C1—C6—O10 | −105.4 (3) | C30B—C26—C31—O35 | 99.9 (3) |
| N2—C1—C6—O7 | −43.4 (3) | N27—C26—C31—O32 | 37.6 (2) |
| C11—C1—C6—O7 | −170.0 (2) | C36—C26—C31—O32 | 163.61 (18) |
| C5A—C1—C6—O7 | 65.7 (3) | C30A—C26—C31—O32 | −72.6 (2) |
| C5B—C1—C6—O7 | 69.1 (3) | C30B—C26—C31—O32 | −75.9 (3) |
| O10—C6—O7—C8 | −8.1 (4) | O35—C31—O32—C33 | 8.1 (3) |
| C1—C6—O7—C8 | 177.55 (19) | C26—C31—O32—C33 | −176.0 (2) |
| C6—O7—C8—C9 | −98.2 (3) | C31—O32—C33—C34 | 168.8 (3) |
| N2—C1—C11—C12 | −6.2 (3) | N27—C26—C36—C37 | 7.7 (3) |
| C6—C1—C11—C12 | 118.9 (3) | C30A—C26—C36—C37 | 121.3 (2) |
| C5A—C1—C11—C12 | −123.6 (3) | C31—C26—C36—C37 | −116.6 (2) |
| C5B—C1—C11—C12 | −117.6 (3) | C30B—C26—C36—C37 | 125.8 (2) |
| N2—C1—C11—C16 | 172.3 (2) | N27—C26—C36—C41 | −171.8 (2) |
| C6—C1—C11—C16 | −62.6 (3) | C30A—C26—C36—C41 | −58.1 (3) |
| C5A—C1—C11—C16 | 54.8 (3) | C31—C26—C36—C41 | 63.9 (3) |
| C5B—C1—C11—C16 | 60.8 (3) | C30B—C26—C36—C41 | −53.6 (3) |
| C16—C11—C12—C13 | 1.4 (4) | C41—C36—C37—C38 | −1.6 (4) |
| C1—C11—C12—C13 | 179.9 (2) | C26—C36—C37—C38 | 178.9 (2) |
| C11—C12—C13—C14 | −0.2 (5) | C36—C37—C38—C39 | 0.9 (4) |
| C12—C13—C14—C15 | −1.4 (5) | C37—C38—C39—C40 | 0.2 (4) |
| C13—C14—C15—C16 | 1.6 (5) | C38—C39—C40—C41 | −0.4 (5) |
| C14—C15—C16—C11 | −0.3 (5) | C39—C40—C41—C36 | −0.3 (4) |
| C12—C11—C16—C15 | −1.2 (4) | C37—C36—C41—C40 | 1.4 (4) |
| C1—C11—C16—C15 | −179.7 (3) | C26—C36—C41—C40 | −179.2 (2) |
| C3B—N2—C17—O24 | −165.9 (3) | C28A—N27—C42—O49 | 162.0 (2) |
| C1—N2—C17—O24 | −0.4 (3) | C26—N27—C42—O49 | 1.6 (3) |
| C3A—N2—C17—O24 | −161.7 (3) | C28B—N27—C42—O49 | 159.4 (4) |
| C3B—N2—C17—C18 | 13.9 (4) | C28A—N27—C42—C43 | −19.1 (3) |
| C1—N2—C17—C18 | 179.39 (19) | C26—N27—C42—C43 | −179.48 (18) |
| C3A—N2—C17—C18 | 18.1 (4) | C28B—N27—C42—C43 | −21.7 (4) |
| O24—C17—C18—C19 | 41.8 (3) | O49—C42—C43—C48 | −38.8 (3) |
| N2—C17—C18—C19 | −138.0 (2) | N27—C42—C43—C48 | 142.4 (2) |
| O24—C17—C18—C23 | −135.0 (3) | O49—C42—C43—C44 | 138.7 (2) |
| N2—C17—C18—C23 | 45.2 (3) | N27—C42—C43—C44 | −40.2 (3) |
| C23—C18—C19—C20 | −1.6 (4) | C48—C43—C44—C45 | −0.9 (3) |
| C17—C18—C19—C20 | −178.6 (2) | C42—C43—C44—C45 | −178.3 (2) |
| C18—C19—C20—C21 | −0.4 (4) | C43—C44—C45—C46 | −1.1 (4) |
| C19—C20—C21—C22 | 2.1 (5) | C44—C45—C46—C47 | 2.2 (4) |
| C20—C21—C22—C23 | −1.8 (5) | C45—C46—C47—C48 | −1.3 (4) |
| C21—C22—C23—C18 | −0.3 (5) | C44—C43—C48—C47 | 1.8 (3) |
| C19—C18—C23—C22 | 1.9 (4) | C42—C43—C48—C47 | 179.4 (2) |
| C17—C18—C23—C22 | 178.8 (3) | C46—C47—C48—C43 | −0.7 (4) |
This research was supported by the Civilian Research and Development Foundation (CRDF), USA? (grant No. ARB2–2701-YE-05).
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The interest to X-ray structural investigation of the title compound is stipulated by its potentially HIV-1 RT inhibition properties. This compound belongs to a family of non-nucleoside reverse transcriptase inhibitors (NNRTIs) (De Clercq, 1996) with butterfly-like conformation (Karapetyan et al., 2002; Tamazyan et al., 2002).
All four (2S,4R), (2S,4S), (2R,4R) and (2R,4 s) isomers of the title compound are present in crystal structure. The molecules crystallized in the monoclinic space group P21 with two independent molecules (Fig. 1). Each of two symmetry independent molecules corresponds to mixture of pairs of two isomers (2R,4R), (2R,4S) and (2S,4R), (2S,4S) respectively. In pair (2R,4R) (2R,4S) isomers are in ratio ~7:3, while in pair (2S,4R) (2S,4S) the isomers are in ratio ~1:1.