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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H1A⋯Cl1i	0.90	2.31	3.174 (2)	161
N1—H1B⋯Cl1	0.90	2.25	3.092 (2)	155
N2—H2⋯O2ii	0.86	2.40	3.006 (3)	128
O3—H3A⋯O4	0.85	1.74	2.591 (5)	179
O4—H4A⋯Cl1iii	0.85	2.51	3.198 (4)	139
O4—H4B⋯Cl1iv	0.85	2.48	3.182 (4)	141

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