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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O1—H1⋯O3i	0.89 (3)	1.99 (3)	2.8095 (18)	152 (3)
O1—H1⋯Cl1i	0.89 (3)	2.92 (3)	3.6201 (16)	136 (2)
N1—H1A⋯O3ii	0.95 (3)	1.87 (3)	2.8085 (19)	170 (2)
N1—H1B⋯O2iii	0.94 (2)	1.87 (2)	2.796 (2)	165.1 (19)
N1—H1B⋯Cl2iii	0.94 (2)	2.94 (2)	3.5647 (16)	124.5 (16)

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