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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O1—H1⋯O2	0.96 (3)	1.64 (3)	2.5283 (16)	153 (3)
N3—H3⋯O2	0.91 (2)	1.93 (2)	2.6678 (18)	136.9 (18)
C4—H4⋯Cl1i	0.95	2.81	3.6217 (18)	144

Symmetry code: (i) .