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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N2A—H2NA⋯O1Bi	0.81	2.20	3.003 (4)	171
C10A—H10A⋯O2Aii	0.95	2.42	3.235 (3)	144
C12B—H12B⋯O1Aii	0.95	2.48	3.233 (6)	137
C9B—H9BA⋯O1Biii	0.95	2.55	3.369 (9)	145

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