Table 1. Hydrogen-bond geometry (Å, °).
| D—H⋯A | D—H | H⋯A | D⋯A | D—H⋯A |
|---|---|---|---|---|
| C4—H4⋯F1i | 0.93 | 2.36 | 3.266 (3) | 164 |
| C3—H3⋯F6ii | 0.93 | 2.25 | 3.044 (3) | 143 |
Symmetry codes: (i) 
; (ii) 
.
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