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

Cg1 is the centroid of the pyrrole ring.

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
C8—H8A⋯O1	0.97	2.29	2.913 (2)	121
C8—H8B⋯Cg1i	0.97	2.69	3.6411 (19)	166

Symmetry code: (i) .