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

Cg1 is the centroid of the C12–C17 ring.

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
C10—H10a⋯N3i	0.99	2.45	3.333 (3)	148
C3—H3⋯Cg1ii	0.95	2.65	3.377 (2)	134

Symmetry codes: (i) ; (ii) .