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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O1—H1⋯O5i	0.84 (3)	1.64 (3)	2.478 (4)	174 (6)
O3—H3⋯O6ii	0.84 (3)	1.63 (3)	2.465 (4)	170 (7)
O1W—H1w1⋯O2	0.84 (3)	2.30 (3)	3.073 (4)	154 (4)
O1W—H1w2⋯O5iii	0.84 (3)	2.12 (3)	2.945 (4)	167 (5)
N1—H11⋯O1wiv	0.88 (3)	2.20 (3)	2.906 (5)	138 (4)

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