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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H1⋯Cl1	0.89 (1)	2.28 (1)	3.1319 (17)	162 (2)
N1—H2⋯O2i	0.88 (2)	2.03 (2)	2.835 (2)	152 (2)
N1—H3⋯Cl1ii	0.88 (2)	2.46 (2)	3.2136 (18)	144 (2)
N1—H3⋯O1iii	0.88 (2)	2.46 (2)	3.083 (2)	129 (2)
N2—H4⋯Cl1iv	0.89 (2)	2.67 (2)	3.3647 (16)	137 (2)
N3—H5⋯Cl1v	0.88 (1)	2.42 (2)	3.2656 (17)	163 (2)
N3—H6⋯Cl1vi	0.87 (1)	2.48 (2)	3.2467 (17)	147 (2)

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