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

Cg1 is the centroid of the N1,N2/C7–C10 ring. Cg3 is the centroid of the C12–C17 ring.

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N3—H1N3⋯N1i	0.909 (17)	2.147 (17)	3.0539 (14)	175.7 (14)
C5—H5A⋯Cg1ii	0.995 (14)	2.883 (15)	3.3595 (14)	110.3 (10)
C18—H18A⋯Cg3iii	0.960 (16)	2.846 (19)	3.7977 (16)	171.8 (13)

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