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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H1N⋯Cl2	0.89 (2)	2.32 (2)	3.1913 (16)	166.8 (19)
N2—H2N⋯O2Wi	0.83 (2)	2.07 (2)	2.880 (2)	167 (2)
N3—H3N⋯Cl3	0.85 (2)	2.26 (2)	3.0771 (14)	161 (2)
O1—H1O⋯Cl2ii	0.84	2.22	3.0640 (12)	177
O1W—H1WA⋯Cl3iii	0.88 (3)	2.30 (3)	3.1778 (16)	175 (3)
O1W—H1WB⋯Cl3i	0.80 (3)	2.42 (3)	3.2100 (16)	171 (3)
O2W—H2WA⋯O1W	0.83 (3)	1.95 (3)	2.775 (2)	174 (2)
O2W—H2WB⋯Cl2ii	0.83 (3)	2.33 (3)	3.1585 (15)	173 (3)

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