Using CC(C)[C@H](CO)Nc1ccc(C(F)(F)F)cc1, BrCc1ccccc1 to produce CC(C)[C@H](COCc1ccccc1)Nc1ccc(C(F)(F)F)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.