Using CCOC(=O)[C@@H]1CCCN(C[C@@H]2CC[C@H](O[C@H](C)c3cc(C(F)(F)F)cc(C(F)(F)F)c3)[C@H]2c2ccc(F)cc2)C1 to produce C[C@@H](O[C@H]1CC[C@@H](CN2CCC[C@@H](C(=O)O)C2)[C@@H]1c1ccc(F)cc1)c1cc(C(F)(F)F)cc(C(F)(F)F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.