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

Cg1 is the centroid of the C1–C6 ring.

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
C3—H3⋯O1	0.93	2.67	3.247 (3)	120
C9—H9⋯O1	0.93	2.64	3.231 (3)	122
C2—H2⋯O1i	0.93	2.60	3.360 (3)	139
C19—H19⋯Cg1ii	0.93	2.88	3.689 (3)	146

Symmetry codes: (i) ; (ii) .