Using COCOCc1cccc(Br)c1, CON(C)C(=O)C(F)(F)C(F)(F)F to produce COCOCc1cccc(C(=O)C(F)(F)C(F)(F)F)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.