Using N#Cc1cc(Br)cc(Oc2c(Cl)ccc(CN)c2F)c1, C[Zn]C to produce Cc1cc(C#N)cc(Oc2c(Cl)ccc(CN)c2F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.