Figure 2
Part of the crystal structure of nucleoside (I), showing the main structural features of the hydrogen-bonding scheme. [Symmetry codes for the generation of the different molecules are as follows: (1) x, y, z; (2) 2 − x, − + y, 1 − z; (3) 1 + x, y, 1 + z; (4) 1 − x, + y, 1 − z.] |