Using ClCc1ccc(Cl)cc1, CCOC(=O)C(O)(C(F)(F)F)C(F)(F)F to produce CCOC(=O)C(OCc1ccc(Cl)cc1)(C(F)(F)F)C(F)(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.