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

Cg1 and Cg2 are the centroids of the C2A–C5A/C10A/C11A and C13B–C18B rings, respectively.

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
C4A—H4AA⋯O2A i	0.95	2.44	3.303 (11)	149
C9B—H9BA⋯O2B ii	0.95	2.59	3.352 (11)	138
C14B—H14B⋯Cg1iii	0.95	2.85	3.708 (14)	151
C20A—H20A⋯Cg2iv	0.99	2.91	3.819 (14)	152
C19B—H19C⋯Cg2iv	0.99	2.88	3.746 (19)	146

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