[{"from": "human", "value": "Could you give me 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][#Branch2][C][C][C@H1][Branch1][Ring2][C][Ring1][=Branch1][C@@][Branch1][Ring2][C][Ring1][Branch2][Branch1][Ring1][C][O][O][Branch1][C][C][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is a ent-kaurane diterpenoid that is ent-kaurane-19-oic acid substituted by hydroxy groups at positions 16 and 17 (the 16beta stereoisomer). It is isolated from Helianthus sp. and Annona squamosa and exhibits anti-HIV activity. It has a role as a metabolite and an anti-HIV agent. It is an ent-kaurane diterpenoid, a hydroxy monocarboxylic acid, a diol, a tertiary alcohol, a primary alcohol and a bridged compound."}]