Using CCOC(=O)COc1cccc2c1CC[C@](O)(COC(=O)N(c1ccc(F)cc1)c1ccc(F)cc1)C2 to produce O=C([O-])COc1cccc2c1CC[C@](O)(COC(=O)N(c1ccc(F)cc1)c1ccc(F)cc1)C2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.