Using COc1ccccc1-c1cn2c(n1)NC(C)=C(C#N)C2c1ccc(Cl)c(F)c1 to produce COc1ccccc1-c1cn2c(-c3ccc(Cl)c(F)c3)c(C#N)c(C)nc2n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.