Figure 5
Fragment of a [1] hydrogen-bonded chain in (II) with the N—H⋯N and N—H⋯O bonds shown as blue and red double-dashed lines, respectively. All C-bonded hydrogen atoms have been omitted for clarity. Symmetry codes: (i) −x, 1 − y, −z; (ii) 1 − x, −y, 1 − z. |