Using O=C([O-])[O-], COC(=O)C(C)(C)C(c1ccccc1)c1ccc(CN)nc1 to produce COC(=O)C(C)(C)C(c1ccccc1)c1ccc(CNC=O)nc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.