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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H1N⋯O1i	0.890 (18)	2.352 (18)	3.1901 (19)	157.0 (16)

Symmetry code: (i) .