Using CN(C)CCNc1ccc(-n2ccn(-c3ccc(Oc4ccccc4)cc3)c2=O)cc1[N+](=O)[O-] to produce CN(C)CCNc1ccc(-n2ccn(-c3ccc(Oc4ccccc4)cc3)c2=O)cc1N, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.