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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H1N1⋯O1i	0.92 (4)	2.32 (4)	3.223 (5)	164 (3)

Symmetry code: (i) .