Using O=C(Cl)c1ccc(C(F)(F)F)cc1, CCc1ccc(OC)cc1 to produce CCc1ccc(OC)c(C(=O)c2ccc(C(F)(F)F)cc2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.