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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N2—H2⋯O4	0.86	1.95	2.6638 (9)	139
C2—H2A⋯O3i	0.93	2.50	3.4069 (11)	166
C10—H10A⋯O2ii	0.93	2.56	3.3716 (14)	146
C12—H12A⋯O1iii	0.93	2.50	3.2554 (12)	138

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