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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N2—H2A⋯N1i	0.88 (2)	2.22 (2)	3.058 (2)	160 (2)
N2—H2B⋯Cl1	0.83 (2)	2.79 (2)	3.476 (2)	142 (2)
N3—H3A⋯Cl1	0.93 (2)	2.19 (2)	3.100 (2)	167 (2)
N3—H3B⋯Cl1ii	0.89 (2)	2.41 (2)	3.270 (2)	161 (2)
C5—H5⋯Cl1iii	0.90 (2)	2.68 (2)	3.556 (2)	166 (2)

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