Using COC(=O)c1ccc(C2=CCSc3ccccc32)cc1, O=S([O-])OO to produce COC(=O)c1ccc(C2=CCS(=O)(=O)c3ccccc32)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.