Using Oc1ccc(Cl)c(C(F)(F)F)c1, CCOC(=O)c1ccc(F)cc1F to produce CCOC(=O)c1ccc(Oc2ccc(Cl)c(C(F)(F)F)c2)cc1F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.