Using CS(=O)c1ccc(-c2ccc(C=C(Cl)Cl)s2)cc1, O=C(OO)c1cccc(Cl)c1 to produce CS(=O)(=O)c1ccc(-c2ccc(C=C(Cl)Cl)s2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.