Using O=C([O-])O, COc1ccc2cc(C(OC)(OC)C(C)OS(=O)(=O)c3ccc(C)cc3)ccc2c1 to produce COc1ccc2cc(C(C)C(=O)O)ccc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.