7as,7bs,8as,8bs,10s)-6ar

2BETA-HYDROXY-TRIPTOLIDE

8b,9,10-decahydro-6,10-dihydroxy-8b-methyl-6a-(1-methylethyl)-,(3bs,4as,5as,6

trisoxireno(4b,5:6,7:8a,9)phenanthro(1,2-c)furan-1(3h)-one,3b,4,4a,6,6a,7a,7b,