Using C[C@]12CC[C@@H]3c4ccc(OCc5ccccc5)cc4CC[C@H]3[C@@H]1C=CC2=O, [C-]#N to produce C[C@]12CC[C@@H]3c4ccc(OCc5ccccc5)cc4CC[C@H]3[C@@H]1[C@H](C#N)CC2=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.