The molecule is a diterpene lactone isolated from Podocarpus latifolius and has been shown to exhibit inhibitory activity against activator protein 1 (AP-1). It has a role as a metabolite and an AP-1 antagonist. It is a gamma-lactone, a delta-lactone, a diterpene lactone, an epoxide and an organic heterohexacyclic compound.
(1S,2R,4R,5R,10S,11S,13R,14R,15R,18R)-5-ethenyl-14-hydroxy-10,15-dimethyl-3,6,12,17-tetraoxahexacyclo[8.7.1.02,4.04,9.011,13.015,18]octadec-8-ene-7,16-dione