Using CC(C)(C#N)c1cccc(C(=O)Nc2ccc(C#N)c(O)c2)c1, O=[N+]([O-])c1ccc(Cl)nc1 to produce CC(C)(C#N)c1cccc(C(=O)Nc2ccc(C#N)c(Oc3ccc([N+](=O)[O-])cn3)c2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.