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