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

Cg3 is the centroid of the C1–C6 ring.

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H1⋯O2i	0.93	2.06	2.921 (2)	154
C10—H10B⋯Cg3ii	0.99	2.65	3.618 (2)	166

Symmetry codes: (i) ; (ii) .