Using CC1C[C@@H](C(=O)Nc2ccccc2)n2c1ncc(N(Cc1cccc(C(F)(F)F)c1)C(=O)OCc1ccccc1)c2=O, CC(C)(C)OC(=O)CBr to produce CC(C)(C)OC(=O)C[C@@]1(C)C[C@@H](C(=O)Nc2ccccc2)n2c1ncc(NCc1cccc(C(F)(F)F)c1)c2=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.