Figure 4
Compound 1: view of the ribbon structure formed by the N12—H12⋯O11 and O19—H19⋯O19 hydrogen bonds. Hydrogen atoms not involved in the hydrogen bonding are omitted. Symmetry codes: (i) −x + 1, −y + , −z + ; (ii) −x, −y − 1, −z + 1; (iii) −x + 1, −y − , −z + ; (iv) −x + 1, −y + 1, −z + 1; (v) −x + 1, −y + , −z + . |