Using C[C@@H](NCc1ccc(Cl)c(O)c1)c1cccc(Cl)c1, CS(=O)(=O)N1CCC(O)C1 to produce C[C@@H](NCc1ccc(Cl)c(OC2CCN(S(C)(=O)=O)C2)c1)c1cccc(Cl)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.