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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
C8—H8B⋯O7i	0.96	2.57	3.411 (5)	147
C13—H13⋯O17ii	0.96	2.52	3.405 (4)	154

Symmetry codes: (i) ; (ii) .