130774-11-7

1H,7H-6a,8b-Epoxycyclopenta[6',7']cycloocta[1',- 2':3,4]cyclopent[1,2-b]oxirene,decahydro-6,8a,- 9a-trimethyl-3-(1-methylethyl)-,(3R,3aS,6S,- 6aR,7aS,8aS,8bS,9aR)-