Table 2. Hydrogen-bond geometry (Å, °).

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O1—H1B⋯N2	0.89 (14)	2.09 (14)	2.783 (6)	134 (11)
C12—H12A⋯Cg1iii	0.93	2.88	3.788 (9)	167

Symmetry code: (iii) . Cg1 is the centroid of the C7–C12 benzene ring.