SMILES: C[C@@H]1[C@H]2C3=CC[C@H]4[C@]([C@@]3(CC[C@]2(CCC1=C)C(=O)O)C)(CC[C@@H]5[C@@]4(C[C@H]([C@@H]([C@@]5(C)CO)O)O)C)C
Description: The molecule is a pentacyclic triterpenoid that is ursa-12,20(30)-diene substituted by a carboxy group at position 28 and hydroxy groups at positions 2, 3 and 23. It is a phytoalexin isolated from the peel of unripe kiwi fruit Actinidia deliciosa. It has a role as a metabolite and a phytoalexin. It is a pentacyclic triterpenoid and a hydroxy monocarboxylic acid. It derives from a hydride of an ursane.