Using C[C@H]1[C@@H](c2cc(F)cc(C(F)(F)F)c2)OC(=O)N1Cc1nc(Cl)ccc1Br, FC1(F)CNC1 to produce C[C@H]1[C@@H](c2cc(F)cc(C(F)(F)F)c2)OC(=O)N1Cc1nc(N2CC(F)(F)C2)ccc1Br, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.