Using CN(C)C(On1nnc2ccccc21)=[N+](C)C, O=C(O)C1CCC(Oc2ccncc2[N+](=O)[O-])CC1 to produce CN(C)C(=O)C1CCC(Oc2ccncc2[N+](=O)[O-])CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.