The molecule is a sesterterpenoid isolated from Leucosceptrum canum. It has been shown to exhibit anti-angiogenic and inhibitory activity against prolyl endopeptidase ( EC 3.4.21.26 ). It has a role as a metabolite, an angiogenesis inhibitor and an EC 3.4.21.26 (prolyl oligopeptidase) inhibitor. It is a sesterterpenoid, a terpene ketone, a secondary alcohol, an organic heterotricyclic compound, a tertiary alcohol and a tertiary alpha-hydroxy ketone.
(4R,5S)-5-[(2S)-3-[(4aR,5S,5aS,6R,8aS,9R,9aR)-4a,5,9a-trihydroxy-3,6,9-trimethyl-5a,6,7,8,8a,9-hexahydro-2H-cyclopenta[g]chromen-5-yl]-2-methyl-3-oxopropyl]-4-hydroxy-2-methylcyclopent-2-en-1-one