Using CC(=O)c1ccc(C(=O)Nc2ccc(F)cc2)cc1, [Br-] to produce O=C(CBr)c1ccc(C(=O)Nc2ccc(F)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.