[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C@@][C][C][C@@][Branch2][Branch1][N][C@H1][C][C][C@][Branch2][Branch1][Ring2][C@H1][Branch2][Ring1][S][C@@][Ring1][=Branch1][Branch2][Ring1][=Branch2][C][C][C@][Ring1][#Branch2][Branch1][P][C@@H1][Ring1][=C][C][C][Branch1][=Branch1][C][C][Ring2][Ring1][C][Branch1][C][C][C][C][C][C][C][C@@H1][Branch1][O][C@@H1][Ring2][Ring1][Ring1][C][C][=Branch1][C][=O][O][O][C][C]"}, {"from": "gpt", "value": "The molecule is a pentacyclic triterpenoid isolated from the leaves of Garcia parviflora. It is a pentacyclic triterpenoid and a hydroxy monocarboxylic acid. It is functionally related to a friedelin."}]