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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H1A⋯Cl2i	0.89	2.35	3.1914 (16)	157
N1—H1B⋯Cl2ii	0.89	2.27	3.1206 (16)	159
N1—H1C⋯Cl1iii	0.89	2.28	3.1622 (16)	170
N2—H2⋯Cl1iv	0.86	2.25	3.0520 (16)	154
C3—H3⋯Cl2i	0.93	2.77	3.606 (2)	150
C6—H6A⋯Cl1v	0.97	2.74	3.676 (2)	163
C6—H6B⋯Cl2vi	0.97	2.82	3.700 (2)	152

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