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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N5—H5A⋯O2ii	0.86	2.50	3.237 (12)	144
N5—H5A⋯O3ii	0.86	2.25	2.942 (12)	137
N5—H5A⋯O2′ii	0.86	2.11	2.965 (8)	176
N3—H3A⋯O4iii	0.86	2.52	3.26 (2)	144
N3—H3A⋯O3′iii	0.86	2.16	3.015 (8)	178

Symmetry codes: (ii) ; (iii) .