Using CN(Cc1cccc(-c2ccc(C#N)cc2)c1)C(=O)CNC(=O)OC(C)(C)C to produce CN(Cc1cccc(-c2ccc(CN)cc2)c1)C(=O)CNC(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.