[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is a tetracyclic triterpenoid isolated from the stems of Aglaia abbreviata. It has a role as a plant metabolite. It is a tetracyclic triterpenoid, a gamma-lactone and a secondary alcohol."}, {"from": "gpt", "value": "[C][C@@][C][C][C@@H1][Branch2][Ring2][Ring2][C@H1][Ring1][Branch1][C][C][C@H1][C@][Ring1][=Branch2][Branch2][Ring1][#Branch1][C][C][C@@H1][C@@][Ring1][=Branch1][Branch1][=C][C][C][C@H1][Branch1][Branch2][C][Ring1][=Branch1][Branch1][C][C][C][O][C][C][C@@][Branch1][#Branch2][C][C][C][=Branch1][C][=O][O][Ring1][=Branch1][C]"}]