Epoxydictymene

(+)-Epoxydictymene

(2aR,2aα,4aα,6aβ,9aβ,10bβ)-1,2a,3,4a,5,6,6a,7,8,9,9a,10,10a,10b-Tetradecahydro-3,3,9β,10aα-tetramethyl-6-methylene-2H-4-oxacyclopenta[5,6]cycloocta[1,2,3-cd]pentalene