Using Cc1c(Cl)nc2cc(F)cc(F)c2c1Cl, COc1cccc(C[Zn+])c1 to produce COc1cccc(Cc2nc3cc(F)cc(F)c3c(Cl)c2C)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.