Using BrC(Br)(Br)Br, O=Cc1noc(-c2ccccc2)c1C(F)(F)F to produce FC(F)(F)c1c(C=C(Br)Br)noc1-c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.