Using CN(CCN1CCCc2ccc([N+](=O)[O-])cc21)C(=O)Oc1ccccc1 to produce CN(CCN1CCCc2ccc(N)cc21)C(=O)Oc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.