Figure 2
The structure with the Na ion coordination completed. Atom colouring as in Fig. 1. [Symmetry codes: x, − − y, z (O2A and O4A); x, − y, z (O3A, O5A, O11A, O12A and C1A); 2 − x, −y, 1 − z (C4A, O4B, O5B and C5A); 2 − x, − y, 1 − z (O4AA and O5AA); + x, y, − z (O11B, O12B and C1B)]. |