Using Cc1cc(C(=O)Nc2cccc(Oc3ccc([N+](=O)[O-])cn3)c2)n(C)n1 to produce Cc1cc(C(=O)Nc2cccc(Oc3ccc(N)cn3)c2)n(C)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.