Table 3. Hydrogen-bond geometry (Å, °) for (III) .

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H1⋯N2	0.86	2.23	2.666 (2)	111
C10—H10⋯O2i	0.93	2.36	3.103 (2)	136

Symmetry code: (i) .