Table 2. Hydrogen-bond geometry (Å, °).

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O1—H1C⋯N7	0.82 (3)	1.92 (3)	2.732 (3)	171 (3)
O1—H1B⋯S1ii	0.82 (3)	2.52 (3)	3.279 (2)	154 (3)

Symmetry code: (ii) .