Using CCOC(=O)CCCC[C@H]1CC[C@H](c2cccc(F)c2F)CC1 to produce OCCCCC[C@H]1CC[C@H](c2cccc(F)c2F)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.