Using O=C([O-])[O-], CCOC(=O)C(CCc1ccc(OCc2ccccc2)cc1)S(C)(=O)=O to produce CCOC(=O)C(C)(CCc1ccc(OCc2ccccc2)cc1)S(C)(=O)=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.