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

Cg1 is the centroid of the (C7–C12) ring.

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N2—H2N⋯O1	0.87 (1)	1.88 (1)	2.6749 (17)	151 (1)
O1—H1O⋯O2i	0.84 (2)	1.87 (2)	2.7075 (17)	176 (2)
O2—H2O⋯S1ii	0.84 (1)	2.33 (1)	3.1724 (12)	175 (2)
C2—H2B⋯O3i	0.99	2.53	3.2305 (18)	127
C5—H5A⋯S1iii	0.99	2.77	3.4915 (17)	130
C8—H8⋯O3iv	0.95	2.36	3.2147 (19)	150
N3—O4⋯Cg1v	1.22 (1)	3.63 (1)	3.6927 (16)	83 (1)

Symmetry codes: (i) ; (ii) ; (iii) ; (iv) ; (v) .