5,8a-二甲基-3,4,8,8a-四氢-1,6-(2H,7H)-萘二酮

rac-(4aR,5R,6R,8aR)-6-bromo-5,8a-dimethyloctahydro-7H-spiro[naphthalene-1,2'-[1,3]dioxolan]-7-one

rac-(3'R,5'R,5a'S,9a'S)-5'-methylhexahydro-1'H,3'H-spiro[[1,3]dioxolane-2,9'-[3,9a]methanobenzo[c]oxepine]

rac-(4aR,5S,8aR)-5,8a-dimethyl-3,4,4a,5,8,8a-hexahydro-2H-spiro[naphthalene-1,2'-[1,3]dioxolane]

(4bR,8aR)-1-Hydroxy-4b,8-dimethyl-4b,5,6,8a,9,10-hexahydro-phenanthrene-2-carboxylic acid methyl ester