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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O2—H2O⋯O5i	0.82	2.02	2.742 (3)	147
O3—H3O⋯O2ii	0.82	2.14	2.942 (3)	165
O4—H4O⋯O2iii	0.82	2.02	2.824 (3)	167
O5—H5O⋯N1iv	0.82	1.91	2.723 (3)	170

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