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

Cg1 is the centroid of the C2–C7 ring.

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
C1—H1⋯Cg1i	0.95	3.07	3.9197 (16)	150

Symmetry code: (i) .