Using COC(=O)[C@@H]1CC[C@H](NC(=O)c2nc3c(s2)CN(C)CC3)[C@H](NC(=O)c2cc3cc(Cl)ccc3[nH]2)C1 to produce CN1CCc2nc(C(=O)N[C@H]3CC[C@@H](C(=O)[O-])C[C@H]3NC(=O)c3cc4cc(Cl)ccc4[nH]3)sc2C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.