[{"from": "human", "value": "Provide a description of this molecule. [C][C@@H1][C][C][C@@][Branch2][Branch1][#Branch2][C][C][C@@][Branch2][Branch1][Ring1][C][=Branch2][Ring2][=Branch1][=C][C][C@H1][C@][Ring1][=Branch1][Branch2][Ring1][N][C][C][C@@H1][C@@][Ring1][=Branch1][Branch2][Ring1][C][C][C@H1][Branch1][=N][C@@H1][Branch1][=Branch2][C@@][Ring1][=Branch1][Branch1][C][C][C][O][O][O][C][C][C@@H1][Ring2][Ring1][=Branch2][C@H1][Ring2][Ring1][=N][C][C][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is a pentacyclic triterpenoid that is ursane substituted by a carboxy group at position 28 and hydroxy groups at positions 2, 3 and 23 (the 2alpha,3beta stereoisomer). It is isolated from Symplocos lancifolia and Vateria indica and exhibits anti-angiogenic activity. It has a role as an angiogenesis modulating agent and a metabolite. It is a monocarboxylic acid, a triol and a pentacyclic triterpenoid. It derives from a hydride of an ursane."}]