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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O1W—H1W⋯O1i	0.82	2.05	2.849 (2)	163
O1W—H2W⋯O1ii	0.82	1.95	2.757 (2)	167
O2W—H3W⋯O2ii	0.82	1.91	2.725 (2)	176
O2W—H4W⋯O2iii	0.82	1.95	2.743 (2)	163

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