Using CC(C)(C)OC(=O)N1[C@@H]2C[C@@H]2C[C@H]1C(=O)O, Nc1cccc(OC(F)(F)F)c1F to produce CC(C)(C)OC(=O)N1[C@@H]2C[C@@H]2C[C@H]1C(=O)Nc1cccc(OC(F)(F)F)c1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.