Using C=Cc1c(C)c2c(c(OS(=O)(=O)c3ccc(C)cc3)c1C/C=C(\C)CCC(=O)OC)C(=O)OC2, O=S(=O)([O-])O to produce CC(=CCc1c(O)c(C)c2c(c1OS(=O)(=O)c1ccc(C)cc1)C(=O)OC2)CCC(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.