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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O3—H3O⋯O5i	0.88	1.66	2.5390 (12)	170
O5—H5A⋯O1	0.84	1.89	2.7218 (13)	173
O5—H5B⋯O4ii	0.86	1.84	2.6989 (13)	177
C7—H7A⋯O2ii	0.95	2.57	3.1144 (14)	117
C8—H8A⋯O2ii	0.95	2.45	3.0433 (13)	121
C9—H9A⋯O5iii	0.95	2.55	3.2168 (13)	127

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