Using C[C@@H](n1ccc2c(C(F)(F)F)c(C#N)ccc21)C(C)(C)O to produce C[C@@H](N1CCc2c1ccc(C#N)c2C(F)(F)F)C(C)(C)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.