SMILES: C[C@]12CC[C@@H]([C@@]([C@@H]1CC[C@@]3([C@@H]2CC=C4[C@]3(CC[C@@]5([C@H]4CC(CC5)(C)C)C(=O)O)C)C)(C)C=O)O
Description: The molecule is a sapogenin that is olean-12-en-28-oic acid substituted by a beta-hydroxy group at position 3 and an oxo group at position 23. It is a pentacyclic triterpenoid, a sapogenin, an aldehyde and a monocarboxylic acid. It derives from an oleanolic acid. It is a conjugate acid of a gypsogenin(1-).