Table 1. Hydrogen-bond geometry (Å, °).
| D—H⋯A | D—H | H⋯A | D⋯A | D—H⋯A |
|---|---|---|---|---|
| C9—H9B⋯N1i | 0.97 | 2.61 | 3.532 (3) | 159 |
| C8—H8C⋯Cg1ii | 0.97 | 2.74 | 3.633 (5) | 155 |
Symmetry codes: (i) 
; (ii) 
. Cg1 is the centroid of the imidazole ring.
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