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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N4—H4N⋯O1	0.85 (2)	2.08 (2)	2.930 (3)	175 (2)
O1—H1S⋯Cl1i	0.76 (4)	2.52 (4)	3.248 (2)	162 (4)

Symmetry code: (i) .