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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O1—H1⋯S1i	0.87 (4)	2.42 (4)	3.169 (3)	145 (3)
N2—H2⋯O1i	0.82 (3)	2.29 (4)	3.010 (4)	147 (3)

Symmetry code: (i) .