Using C[C@@]12CC(=O)[C@]3(CCO[C@H]4[C@@H]3[C@@H]1C(=O)N4c1ccc(C#N)c(C(F)(F)F)c1)O2 to produce C[C@@]12C[C@@H](O)[C@]3(CCO[C@H]4[C@@H]3[C@@H]1C(=O)N4c1ccc(C#N)c(C(F)(F)F)c1)O2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.