Figure 2
A projection of part of the crystal structure of (I) showing the formation of a (10) sheet built from R(12) and R(36) rings. Atoms marked with an asterisk (*), hash (#) or dollar sign ($) are at the symmetry positions (2 − x, 1 − y, 1 − z), ( + x, − y, + z) and (x − , − y, z − ), respectively. |