Figure 6
A packing diagram of (II), showing the ribbon structure along the b-axis direction formed by O—H⋯N and C—H⋯O hydrogen bonds (dashed lines). H atoms not involved in the hydrogen bonds have been omitted. [Symmetry codes: (i) x, y + 1, z; (ii) −x + 2, −y, −z + 1; (iii) x, y − 1, z.] |