Using CC1(C)C(=O)Oc2ccc3cc([N+](=O)[O-])c(Cn4cncn4)cc3c21 to produce CC1(C)C(=O)Oc2ccc3cc(N)c(Cn4cncn4)cc3c21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.