Figure 2
A portion of one ribbon viewed along the b-axis direction with N—H⋯N and O—H⋯N hydrogen bonds depicted, respectively, by blue and dark-pink dashed lines. Hydrogen atoms not involved in these interactions are omitted for clarity. [Symmetry codes: (i) x, y, z + 1; (ii) −x + 1, −y + 2, −z + 1.] |