Using CC(=O)O[C@@H]1C[C@]2(C)C(=O)CC[C@H]2[C@H]2[C@H]1[C@H]1CCC(=O)C=C1C[C@H]2C to produce C[C@@H]1CC2=CC(=O)CC[C@@H]2[C@@H]2[C@@H]1[C@@H]1CCC(=O)[C@@]1(C)C[C@H]2O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.