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

Cg2 is the centroid of the C12–C16/N17 ring.

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
C1—H1A⋯I1i	0.96	3.09	4.042 (6)	173
C2—H2A⋯I1i	0.96	3.15	4.102 (5)	169
C15—H15A⋯I1ii	0.93	2.99	3.907 (5)	171
C7—H7A⋯Cg2iii	0.93	2.71	3.505 (5)	143

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