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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N2—H1N2⋯O1i	0.867 (16)	1.970 (16)	2.8076 (15)	162.4 (16)
C10—H10A⋯O1i	0.971 (16)	2.465 (16)	3.3103 (18)	145.3 (13)
N1—H1N1⋯O2ii	0.907 (16)	1.948 (16)	2.8283 (15)	163.2 (15)
C7—H7A⋯O2ii	0.973 (16)	2.479 (16)	3.3209 (18)	144.8 (13)
C7—H7B⋯O2iii	1.00 (2)	2.56 (2)	3.4929 (19)	155.2 (13)

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