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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1A—H1AA⋯Cl2i	0.89	2.23	3.114 (5)	173
N1A—H1AB⋯Cl1	0.89	2.25	3.136 (4)	172
N1A—H1AC⋯Cl1ii	0.89	2.36	3.168 (5)	152
N1B—H1BA⋯Cl2ii	0.89	2.30	3.166 (4)	163
N1B—H1BB⋯Cl2	0.89	2.28	3.165 (4)	171
N1B—H1BC⋯Cl1	0.89	2.35	3.222 (5)	165

Symmetry codes: (i) ; (ii) .