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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
C15—H15⋯O5	0.93	2.23	2.8690 (18)	126
C17—H17B⋯O2i	0.96	2.48	3.2674 (19)	139
C17—H17B⋯O3i	0.96	2.61	3.458 (2)	148
C18—H18B⋯O6ii	0.96	2.57	3.530 (2)	173
C19—H19C⋯O5iii	0.96	2.51	3.457 (2)	170

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