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Figure 2
The packing of (III). Displacement ellipsoids are drawn at the 30% probability level. All tert-butyl H atoms have been omitted. Only the major conformations of the disordered methyl groups on C21 are shown. Hydrogen bonds are indicated with dashed lines. [Symmetry codes: (i) x + 1, y, z; (ii) −x + 1, −y + 1, −z + 1.]

Journal logoSTRUCTURAL
CHEMISTRY
ISSN: 2053-2296
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