Using COCCNc1cc(C)c(OC)c(C)c1CSc1ncc[nH]1, O=C(OO)c1cccc(Cl)c1 to produce COCCNc1cc(C)c(OC)c(C)c1CS(=O)c1ncc[nH]1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.