Using C[C@]12CCC(=O)N[C@@H]1CCc1cc(-c3cc(F)c(F)cc3F)ccc12, CC(C)(C)O to produce CN1C(=O)CC[C@]2(C)c3ccc(-c4cc(F)c(F)cc4F)cc3CC[C@@H]12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.