Using CCOC(=O)C1=C(O)[C@@H]2[C@H]3CC[C@H](C3)[C@@H]2N(Cc2ccc(F)cc2)C1=O to produce O=C1C=C(O)[C@@H]2[C@H]3CC[C@H](C3)[C@@H]2N1Cc1ccc(F)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.