Using CCCCCc1ccc(OC(=O)c2ccc(OC(=O)c3ccc(OCc4ccccc4)cc3Cl)cc2)cc1 to produce CCCCCc1ccc(OC(=O)c2ccc(OC(=O)c3ccc(O)cc3Cl)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.