(5R,6S,8R,9S)-3-Isopropyl-9-methyl-7,8,9,11,12,15-hexahydro-6H-16,20-dioxa-cyclopropa[5,6]cyclopenta[a]phenanthrene-4,17-dione

(5aS,5bS,6aS,9aS,10aS,11aS)-8-isopropyl-5a-methyl-4,5,5a,10a,11,11a-hexahydrobis(oxireno)[2',3':4b,5;2'',3'':8a,9]phenanthro[1,2-c]furan-3,9(1H,6aH)-dione

雷公藤甲素

Triptolide

(4aS,10aR)-8-hydroxy-7-isopropyl-4a-methyl-3,4,4a,9,10,10a-hexahydrophenanthren-1(2H)-one