Using CCO, Nc1nc2[nH]cc(CCc3ccc(C(=O)N[C@H](CCC(=O)[O-])C(=O)[O-])cc3)c2c(=O)[nH]1 to produce Nc1nc(=O)c2c(CCc3ccc(C(=O)N[C@@H](CCC(=O)[O-])C(=O)[O-])cc3)c[nH]c2[nH]1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.