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

Cg is the centroid of the C9–C14 ring.

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O1—H1⋯N1	1.04 (4)	1.59 (4)	2.540 (2)	150 (3)
C8—H8B⋯O1i	0.96	2.71	3.243 (3)	116
N2—H1N2⋯Cgi	0.90 (4)	2.71 (4)	3.457 (3)	142 (3)

Symmetry code: (i) .