Using CCOC(=O)C1CCc2ccc(OCCCOc3ccc(OCC(F)(F)F)cc3Cl)cc2O1 to produce O=C(O)C1CCc2ccc(OCCCOc3ccc(OCC(F)(F)F)cc3Cl)cc2O1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.