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

Cg2 and Cg4 are the centroids of the C1–C6 and C20–C25 rings, respectively.

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
C21—H21⋯O2	0.93	2.34	3.258 (2)	169
N1—H1⋯O2i	0.91 (2)	1.95 (2)	2.8310 (18)	163.0 (18)
C10—H10A⋯Cg4ii	0.97	2.93	3.8022 (18)	150
C12—H12A⋯Cg2iii	0.97	2.97	3.702 (2)	133
C16—H16⋯Cg4iv	0.93	2.78	3.643 (2)	154
C19—H19⋯Cg2i	0.93	2.96	3.7860 (18)	149

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