Using C[C@@H]1CN(c2ccc(C#N)c(C(F)(F)F)c2)[C@@H](C)CN1Cc1ccccc1 to produce C[C@@H]1CN(c2ccc(C#N)c(C(F)(F)F)c2)[C@@H](C)CN1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.