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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N5—H5B⋯O2	0.86	2.16	2.994 (3)	165
N6—H6A⋯O5	0.86	2.22	3.048 (3)	162