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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N2—H2⋯Cl1i	0.96 (3)	2.00 (3)	2.9606 (13)	172 (2)
C6—H6A⋯Cl1ii	0.96	2.77	3.4896 (16)	132
C6—H6B⋯Cl1	0.96	2.80	3.7002 (15)	157
C7—H7A⋯Cl1iii	0.96	2.76	3.5524 (15)	141

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