Using COc1cc2c(cc1OC)Sc1ccc(Cl)cc1C(N1CCN(C)CC1)C2, CS(=O)(=O)O to produce COc1cc2c(cc1OC)S(=O)c1ccc(Cl)cc1C(N1CCN(C)CC1)C2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.