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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
C8—H8C⋯O5ii	0.96	2.58	3.103 (6)	115
C5—H5⋯CgCiii	0.93	2.83	3.513 (5)	131
C10—H10C⋯CgCi	0.96	2.80	3.697 (5)	156

Symmetry codes: (i) ; (ii) ; (iii) . CgC is the centriod of the heterocyclic ring (C13–C16/S2A or C13–C16/S2B).