Using CI, COC(=O)c1ccc(C(F)(F)F)cc1N[C@H]1CCCC[C@@H]1NC(=O)OC(C)(C)C to produce COC(=O)c1ccc(C(F)(F)F)cc1N[C@H]1CCCC[C@@H]1N(C)C(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.