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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O2W—H4⋯O2	0.85	1.93	2.695 (3)	149
O2W—H4⋯O1	0.85	2.55	2.965 (3)	111
N3—H3B⋯O2i	0.90	1.82	2.714 (3)	170
N3—H3C⋯O8ii	0.90	1.85	2.719 (3)	162
O1W—H1⋯O1iii	0.85	2.03	2.761 (3)	144
O1W—H2⋯O4iv	0.85	1.99	2.834 (3)	173
O2W—H3⋯O5v	0.85	1.82	2.615 (3)	155

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