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

Cg1 is the centroid of the C6–C11 ring.

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
C2—H2⋯Cg1i	0.98	2.80	3.7337 (3)	159

Symmetry code: (i) .