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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N2—H1N1⋯O1	0.85 (2)	1.97 (2)	2.6081 (19)	131.2 (17)
C6—H6A⋯O3i	0.93	2.52	3.251 (2)	135

Symmetry code: (i) .