Table 2. Hydrogen-bond geometry (Å, °).

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N2—H2B⋯O1i	0.90	1.84	2.697 (8)	158
N2—H2B⋯O2i	0.90	2.40	3.005 (8)	124

Symmetry code: (i) .