Using Nc1ccc(OCC(F)(F)C(F)F)cc1, O=Cc1ccc(C(=O)Cl)cc1 to produce O=Cc1ccc(C(=O)Nc2ccc(OCC(F)(F)C(F)F)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.