[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C@][C][C][C][C@][Branch2][Ring1][N][C@@H1][Ring1][=Branch1][C][C][C@][C@@H1][Ring1][=Branch1][C][C][C@H1][Branch1][Ring2][C][Ring1][=Branch1][C@@][Branch1][Ring2][C][Ring1][Branch2][Branch1][C][C][O][C][O][C][Ring2][Ring1][Branch1][=O]"}, {"from": "gpt", "value": "The molecule is a kaurane diterpenoid that is (5beta,8alpha,13alpha)-18,20-epoxykauran-18-one substituted by a hydroxy group at position 16. Isolated from the roots of Tripterygium wilfordii, it exhibits anti-HIV activity. It has a role as a plant metabolite and an anti-HIV agent. It is a diterpene lactone, a kaurane diterpenoid, a tertiary alcohol and an organic heteropentacyclic compound."}]