Using CCOC(C)=O, O=C1c2c(Cl)cc(OCC(F)F)cc2CN1Cc1ccc(OC(F)(F)F)cc1 to produce COc1cc(OCC(F)F)cc2c1C(=O)N(Cc1ccc(OC(F)(F)F)cc1)C2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.