Figure 3
A partial packing diagram for (I), depicting the hydrogen-bonded tapes generated by N—H⋯O, N—H⋯N and O—H⋯O hydrogen bonds. Hydrogen bonds are shown as dashed lines and H atoms not involved in hydrogen bonding have been omitted for clarity. Only atoms involved in hydrogen bonding are labelled. [Symmetry codes: (i) x − , −y + , z − ; (ii) x − 1, y, z − 1; (iii) −x + 1, −y + 1, −z + 2.] |