Using COC(=O)[C@@H](NS(=O)(=O)c1ccc(-c2cccc(C#N)c2)cc1)C(C)C to produce COC(=O)[C@@H](NS(=O)(=O)c1ccc(-c2cccc(CN)c2)cc1)C(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.