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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H1⋯O1i	0.90 (1)	1.97 (1)	2.870 (4)	176 (3)

Symmetry code: (i) .