Using CC(=O)N1CCN(c2ccc([N+](=O)[O-])c(Nc3ccccc3)c2)CC1 to produce CC(=O)N1CCN(c2ccc(N)c(Nc3ccccc3)c2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.