(1R,3aS,5aR,8aR)-3a-methoxyl-5a-methyldecahydro-3-oxo-as-indacen-6-one

(1R,5S,7aR)-7a-methyl-2,3,5,6,7,7a-hexahydrospiro[indene-1,2'-oxiran]-5-yl 2-(phenylthio)acetate

(1R,5R,7aR)-5-hydroxy-7a-methyl-1-((trimethylsilyl)oxy)-2,3,5,6,7,7a-hexahydro-1H-indene-1-carbonitrile

(-)-(3aR,7aR)-4-methylene-3a,4,5,6,7,7a-hexahydro-7a-methylindan-1,5-dione