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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
C4—H4⋯O1i	0.93	2.59	3.514 (3)	172
C5—H5⋯O3i	0.93	2.45	3.361 (3)	165
C18—H18⋯O6ii	0.93	2.56	3.215 (3)	128

Symmetry codes: (i) ; (ii) .