Using NO, CC(C)(C)OC(=O)CN(Cc1ccc(C#N)cc1)C(=O)c1ccc([N+](=O)[O-])cc1 to produce CC(C)(C)OC(=O)CN(Cc1ccc(C(=N)NO)cc1)C(=O)c1ccc([N+](=O)[O-])cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.