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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H1N1⋯O4i	0.89 (2)	2.54 (2)	3.0666 (15)	118 (2)
N1—H1N1⋯O1	0.89 (2)	2.07 (2)	2.6477 (15)	121 (2)
O5—H1O5⋯N2	0.92 (3)	1.82 (3)	2.6656 (14)	150 (2)

Symmetry code: (i) .