Table 1. Hydrogen-bond geometry (Å, °).
Cg is the centroid of the C4–C9 ring.
| D—H⋯A | D—H | H⋯A | D⋯A | D—H⋯A |
|---|---|---|---|---|
| C8—H8⋯N1i | 0.95 | 2.62 | 3.513 (3) | 158 |
| C14—H14⋯Cgii | 0.95 | 2.69 | 3.583 (2) | 157 |
Symmetry codes: (i) 
; (ii) 
.
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