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

Cg1 and Cg2 are the centroids of the C1–C6 and C7–C12 phenyl rings, respectively.

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H2N1⋯O1i	0.85 (2)	2.498 (19)	3.0619 (14)	124.3 (15)
C5—H5A⋯O4ii	0.95	2.40	3.3288 (16)	167
C3—H3A⋯Cg2iii	0.95	2.58	3.4430 (14)	152
C21—H21A⋯Cg1iv	0.95	2.70	3.4669 (12)	138

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