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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N5—H05⋯N4i	0.90 (3)	2.19 (3)	3.068 (2)	166 (2)
C15—H15B⋯O2ii	0.99	2.41	3.301 (2)	149
C9—H9⋯O2iii	0.95	2.43	3.178 (2)	136
C15—H15B⋯O3iv	0.99	2.47	3.007 (2)	113

Symmetry codes: (i) ; (ii) ; (iii) ; (iv) .