The molecule is a sesquiterpene alkaloid that is isolated from Tripterygium wilfordii and Tripterygium hypoglaucum. It has a role as a plant metabolite. It is an acetate ester, a dihydroagarofuran sesquiterpenoid, a macrolide, a pyridine alkaloid and a sesquiterpene alkaloid.
[(1S,3R,13R,14R,17S,18R,19R,20R,21S,22R,23R,24R,25S)-18,19,21,22,24-pentaacetyloxy-14,25-dihydroxy-3,13,14,25-tetramethyl-6,15-dioxo-2,5,16-trioxa-9-azapentacyclo[15.7.1.01,20.03,23.07,12]pentacosa-7(12),8,10-trien-20-yl]methyl acetate