Using CI, C[C@@H]1CN(C(=O)Nc2ccc(F)cc2)[C@@H](C)CN1c1ccc(C#N)c(C(F)(F)F)c1 to produce C[C@@H]1CN(C(=O)N(C)c2ccc(F)cc2)[C@@H](C)CN1c1ccc(C#N)c(C(F)(F)F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.