Using O=C(O)[C@H]1CCCC[C@H]1C(=O)c1cc(F)cc(F)c1 to produce O=C(O)[C@H]1CCCC[C@@H]1Cc1cc(F)cc(F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.