Using N#Cc1ccc(C2NC(=O)N(c3cccc(C(F)(F)F)c3)C3=C2C(=O)CC3)cc1, CI to produce CN1C(=O)N(c2cccc(C(F)(F)F)c2)C2=C(C(=O)CC2)C1c1ccc(C#N)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.