[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C][Branch1][C][C][C][=Branch1][C][=C][C][C][C@H1][Branch2][Ring2][=N][C@H1][C][C][C@@][Branch2][Ring2][Branch1][C@@][Ring1][Branch1][Branch2][Ring1][=C][C][C][=C][C][Ring1][=Branch1][=C][C][C@H1][Branch1][=C][C@][Ring1][=Branch1][Branch1][C][C][C][C][C][=Branch1][C][=O][O][C][=Branch1][C][=C][C][C][C][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is a tricyclic triterpenoid isolated from Poria cocos. It has a role as a fungal metabolite. It is a dicarboxylic acid and a tricyclic triterpenoid."}]