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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O1W—H1⋯Cl2	0.97	2.21	3.154 (4)	164
O1W—H2⋯Cl1i	0.97	2.40	3.239 (4)	144
N1—H1A⋯Cl1ii	0.90	2.63	3.395 (2)	143
N1—H1B⋯Cl3iii	0.90	2.43	3.302 (2)	162
N3—H3A⋯Cl2iv	0.90	2.38	3.204 (2)	152
N3—H3B⋯Cl3v	0.90	2.24	3.131 (2)	169

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