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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H1⋯O4i	0.853 (17)	2.312 (17)	3.092 (2)	152.3 (15)
C23—H23⋯O4ii	0.95	2.56	3.377 (2)	144
C31—H31B⋯Cg1iii	0.98	2.96	3.7265 (15)	136

Symmetry codes: (i) ; (ii) ; (iii) . Cg1 is the centroid of the C61–C66 ring.