Using CC(=O)N(C)c1cc(N(C)C(C)=O)cc([N+](=O)[O-])c1 to produce CC(=O)N(C)c1cc(N)cc(N(C)C(C)=O)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.