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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N2A—H2NA⋯O1A	0.84 (2)	2.06 (2)	2.6972 (19)	133.1 (16)
N2B—H2NB⋯O1B	0.84 (2)	2.08 (2)	2.7183 (19)	132.4 (17)
N2A—H2NA⋯S1B	0.84 (2)	2.715 (17)	3.2598 (12)	124.3 (16)
N2B—H2NB⋯S1A i	0.84 (2)	2.780 (19)	3.3044 (12)	121.9 (16)

Symmetry code: (i) .