Using COC(=O)C1CCC2(C=C(c3nc(-n4nnnc4C(F)(F)F)ccc3OC)CO2)C1c1ccc(F)cc1 to produce COC(=O)[C@H]1CC[C@@]2(C[C@@H](c3nc(-n4nnnc4C(F)(F)F)ccc3OC)CO2)[C@@H]1c1ccc(F)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.