Using C[C@@H]1[C@H]2Cc3ccc(C#N)cc3[C@]1(C)CCN2C(=O)c1ccc2nc[nH]c2c1 to produce C[C@@H]1[C@H]2Cc3ccc(CN)cc3[C@]1(C)CCN2C(=O)c1ccc2nc[nH]c2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.