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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O1W—H1W⋯N1i	0.84	1.97	2.796 (6)	170
O2W—H3W⋯O2ii	0.84	1.94	2.737 (5)	157
O1W—H2W⋯O3iii	0.84	2.05	2.874 (5)	167
O2W—H4W⋯O6iv	0.84	2.09	2.825 (5)	146

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