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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H1E⋯O1i	0.91	2.29	3.131 (3)	154
N1—H1F⋯N4ii	0.91	2.50	3.377 (4)	161
N3—H3⋯N6iii	0.91 (5)	2.10 (5)	2.954 (3)	157 (4)
C2—H2A⋯O2iv	0.99	2.52	3.277 (1)	133

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