Using C1=COCCC1, C[C@]12C=CC(=O)C=C1CC[C@@H]1[C@@H]2[C@@H](O)C[C@]2(C)C(C(=O)CO)=CC[C@@H]12 to produce C[C@]12C=CC(=O)C=C1CC[C@@H]1[C@@H]2[C@@H](O)C[C@]2(C)C(C(=O)CC3CCCCO3)=CC[C@@H]12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.