Using CC(C)(C)[O-], Fc1cc(Br)ccc1C[P+](c1ccccc1)(c1ccccc1)c1ccccc1 to produce CC(C)=Cc1ccc(Br)cc1F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.