Using BrCc1ccc(Br)cc1, Oc1cc(C(F)(F)F)nn1-c1c(Cl)cccc1Cl to produce FC(F)(F)c1cc(OCc2ccc(Br)cc2)n(-c2c(Cl)cccc2Cl)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.