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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H1⋯O1i	0.87 (2)	2.19 (2)	3.056 (3)	171 (2)

Symmetry code: (i) .