Using O[C@H](c1ccc(Cl)cc1Br)C(F)(F)F, OB(O)c1ccccc1 to produce O[C@H](c1ccc(Cl)cc1-c1ccccc1)C(F)(F)F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.