SMILES: CC(C)[C@@H]1C[C@H]([C@H]2[C@]1(CC[C@@]3([C@@]2(CC=C4C3=CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)O)C)C)C)C)O
Description: The molecule is a pentacyclic triterpenoid of the class of arborinane-type terpenoids isolated from the roots of Rubia yunnanensis. It has a role as a metabolite, an antineoplastic agent and a plant metabolite. It is a pentacyclic triterpenoid and a diol.