Using CS(=O)c1ccc(C2CCCC(=O)N2c2ccc(Cl)cc2)cc1, O=C(OO)c1cccc(Cl)c1 to produce CS(=O)(=O)c1ccc(C2CCCC(=O)N2c2ccc(Cl)cc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.