Using COC(=O)N[C@H](C(=O)O)C(C)C, FC1(F)CN[C@H](c2ncc(-c3ccc(Br)cc3)[nH]2)C1 to produce COC(=O)N[C@H](C(=O)N1CC(F)(F)C[C@H]1c1ncc(-c2ccc(Br)cc2)[nH]1)C(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.