Figure 4
A packing diagram viewed down to the b axis. Yellow lines indicate the intermolecular O—H⋯O hydrogen bonds, generating the dimers. Black dashed lines indicate the intermolecular N—H⋯O, C—H⋯N and C—H⋯O interactions. Only H atoms involved in hydrogen bonds are shown for clarity. [Symmetry codes: (i) −x + 1, y, −z + 1; (ii) x − , y − , z − ; (iii) x + , y + , z + ; (vi) −x + , y + , −z + ; (vii) −x + , y + , −z + .] |