Using CC(=O)Nc1ccc(Nc2cc[nH+]c3ccc([N+](=O)[O-])cc23)cc1 to produce CC(=O)Nc1ccc(Nc2cc[nH+]c3ccc(N)cc23)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.