Using COC(=O)c1cc(N2CC[C@H](N)[C@H](OC)C2)sc1C, CCc1[nH]c(C(=O)O)nc1Cl to produce CCc1[nH]c(C(=O)N[C@H]2CCN(c3cc(C(=O)OC)c(C)s3)C[C@H]2OC)nc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.