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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
C11B—H11C⋯O82i	0.98	2.42	3.243 (6)	142
C11A—H11F⋯O84Aii	0.98	2.43	3.240 (5)	139

Symmetry codes: (i) ; (ii) .