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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H1N⋯O1i	0.81 (5)	2.14 (5)	2.913 (5)	160 (5)

Symmetry code: (i) .