Using CN(C)C=O, O=C(O)[C@@H]1C[C@H]1c1ccc([N+](=O)[O-])cc1 to produce COC(=O)[C@@H]1C[C@H]1c1ccc([N+](=O)[O-])cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.