Using BrCCOc1cccc(-c2noc3ccsc23)c1, NCc1ccc(F)c(F)c1 to produce Fc1ccc(CNCCOc2cccc(-c3noc4ccsc34)c2)cc1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.