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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O1—H1O1⋯O6i	0.86	1.69	2.5496 (13)	175
O1W—H1W1⋯O5ii	0.83	1.94	2.7585 (14)	167
O1W—H2W1⋯O6iii	0.90	1.94	2.8006 (15)	161
O3—H1O3⋯O5ii	0.78	2.14	2.7575 (19)	137
O4—H1O4⋯O1Wiv	0.79	1.90	2.6784 (14)	170

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