Using CCCCCN1C(=O)C2CC(c3ccc([N+](=O)[O-])cc3)(C2)C1=O to produce CCCCCN1C(=O)C2CC(c3ccc(N)cc3)(C2)C1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.