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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O1W—H1A⋯O2W i	0.83 (3)	1.97 (3)	2.789 (3)	169 (3)
O1W—H1B⋯O1ii	0.75 (3)	1.94 (3)	2.690 (3)	176 (4)
N3—H1N⋯O2W iii	0.86	2.27	3.117 (3)	168
O2W—H2A⋯O2W iv	0.77 (3)	2.12 (3)	2.867 (3)	164 (4)
O2W—H2B⋯N2v	0.78 (3)	2.03 (3)	2.792 (3)	168 (3)
N3—H2N⋯O2	0.86	2.10	2.733 (3)	130
N3—H2N⋯O2vi	0.86	2.20	2.871 (3)	135
C5—H5⋯O1W vii	0.93	2.54	3.377 (4)	150

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