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

Cg5 is the centroid of the C1–C6 ring and Cg6 is the centroid of the C13—C18 ring.

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
C5—H5⋯O2	0.93	2.34	2.721 (5)	104
C9—H9⋯O3	0.98	2.48	2.997 (4)	113
C11—H11B⋯O4	0.97	2.56	3.042 (5)	111
C14—H14⋯O1	0.93	2.45	2.808 (5)	103
C19—H19C⋯O7	0.96	2.41	3.065 (6)	125
C20—H20B⋯O5	0.96	2.33	2.939 (7)	121
C7—H7⋯Cg5i	0.98	2.85	3.724	148
C22—H22A⋯Cg6ii	0.97	2.97	3.646	128

Symmetry codes: (i) ; (ii) .