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

Cg2, Cg4 and Cg5 are the centroids of the N1/N2/C7–C10, C1–C6 and C21–C26 rings, respectively.

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
C11—H11B⋯O3i	0.97	2.41	3.3306 (18)	159
C5—H5⋯Cg5ii	0.93	2.86	3.4941 (18)	127
C13—H13B⋯Cg4i	0.97	2.92	3.7395 (19)	143
C18—H18A⋯Cg2iii	0.97	2.73	3.5079 (16)	138

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