SMILES: CC1(CC[C@@H]([C@]23[C@@H]1C[C@]([C@]45[C@H]2CC[C@H]([C@H]4O)C(=C)C5=O)(OC3)O)O)C
Description: The molecule is a cyclic terpene ketone that is ent-7alpha,20-epoxy-kaur-16-en-15-one substituted with hydroxy groups at positions 1, 7 and 14 (the 1alpha,7beta,14beta stereoisomer). Isolated from the leaves of Isodon megathyrsus, it exhibits cytotoxic activity. It has a role as a metabolite and an antineoplastic agent. It is a lactol, a bridged compound and a cyclic terpene ketone. It derives from a hydride of an ent-kaurene.