Synonyms: Triptolide,7,8:9,11-dideepoxy-8,9-didehydro-11-hydroxy-7-oxo-, (11b)-;Oxireno[6,7]phenanthro[1,2-c]furan-1,5-dione,3,3b,4,6,6a,7a,8,8b,9,10-decahydro-6,8-dihydroxy-8b-methyl-6a-(1-methylethyl)-,[3bR-(3ba,6b,6ab,7ab,8b,8bb)]-; Tripdioltonide