Using COc1cc(-c2c[nH]c3ncccc23)ccc1C#N, O=C([O-])[O-] to produce COc1cc(-c2c[nH]c3ncccc23)ccc1C(N)=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.