SMILES: C[C@]12CC[C@@H](C([C@@H]1CC[C@@]3([C@@H]2CC=C4[C@]3(C[C@H]([C@@]5([C@H]4CC([C@H](C5)O)(C)C)C(=O)O)O)C)C)(C)C)O
Description: The molecule is a pentacyclic triterpenoid that is olean-12-ene substituted by carboxy group at position 28 and hydroxy groups at positions 3, 16 and 21 (the 3beta,16alpha,21beta stereoisomer). It has a role as a metabolite. It is a pentacyclic triterpenoid and a hydroxy monocarboxylic acid. It derives from a hydride of an oleanane.