Using C=C1[C@@H](C)C2=CC(=O)C[C@@H](C)[C@]2(C)[C@H]2CC[C@]3(C)C(=O)[C@H](F)C[C@H]3[C@H]12 to produce C=C1[C@H](C)C2=CC(=O)C[C@@H](C)[C@]2(C)[C@H]2CC[C@]3(C)C(=O)[C@H](F)C[C@H]3[C@H]12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.