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

Cg3 is the centroid of the C9–C14 ring.

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
C13—H13⋯O1	0.93	2.29	2.871 (4)	120
C4—H4⋯Cg3i	0.93	2.65	3.517 (5)	156

Symmetry code: (i) .