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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O4—H4⋯O4i	0.82	2.47	2.9371 (19)	117
C9—H9⋯O1ii	0.93	2.64	3.4645 (16)	148
C4—H4A⋯O2iii	0.93	2.32	3.2511 (16)	174
O4—H4⋯O3	0.82	1.84	2.5692 (13)	148
O1—H1⋯O3iii	0.82	2.14	2.9619 (13)	176

Symmetry codes: (i) ; (ii) ; (iii) .