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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N4—H4A⋯O1i	0.91 (2)	2.39 (2)	2.873 (3)	114 (2)
N4—H4B⋯S1i	0.91 (2)	2.66 (2)	3.490 (2)	151 (2)

Symmetry code: (i) .