Table 1. Hydrogen-bond geometry (Å, °).

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H1A⋯O4i	0.86	2.10	2.936 (4)	164
O1—H1B⋯O2ii	0.82	1.92	2.742 (4)	179
C7—H7A⋯O2	0.98	2.39	2.781 (5)	103
C7—H7A⋯O5	0.98	2.32	2.717 (5)	103
C12—H12A⋯O3	0.96	2.06	2.790 (5)	131
C13—H13A⋯O4	0.96	2.26	2.818 (5)	116

Symmetry codes: (i) ; (ii) .