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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
C6—H12⋯O1	0.93	2.43	2.806 (2)	104
C12—H4⋯O1i	0.93	2.52	3.312 (2)	143
C17—H5⋯O1ii	0.93	2.60	3.5081 (19)	164
C18—H8⋯O1iii	0.93	2.46	3.325 (2)	155

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