Using O=C1c2ccccc2C(=O)N1CC[C@@H]1[C@H](O)[C@H](O)O[C@@H]1CCc1ccc(-c2cc(F)cc(F)c2)cc1 to produce O=CO[C@H](CCc1ccc(-c2cc(F)cc(F)c2)cc1)[C@@H](C=O)CCN1C(=O)c2ccccc2C1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.