(4aR,6aS,7S,11aS,11bR)-3.4a,7,11a-tetramethyl-1,4a,5,6,6a,7,8,11,11a,11b-decahydrospiro[cyclohepta[a]naphthalene-9,2'[1,3]dioxolan]-4(10H)-one

(+)-(4aR,4bR,8R,8aR,10aR)-8-hydroxy-1,1,4a,8a-tetramethyl-3,4,4a,4b,5,6,7,8,8a,9,10,10a-dodecahydrophenanthren-2(1H)-one

methyl 3-((1S,2S,4aR,8aR)-1,4a-dimethyl-5-oxo-2-(prop-1-en-2-yl)-1,2,3,4,4a,5,8,8a-octahydronaphthalen-1-yl)propanoate

(+)-(4'aS,8'R,8'aR,10'aR)-(4'aβ,8'β,8'aβ,10'aα)-3',4',4'a,6',7',8',8'a,9',10',10'a-decahydro-8'-hydroxy-1',1',4'a,8'a-tetramethylspiro[1,3-dioxolane-2,2'(1'H)-phenanthrene]

3-((1S,2S,4aR,8aR)-1,4a-dimethyl-5-oxo-2-(prop-1-en-2-yl)-1,2,3,4,4a,5,8,8a-octahydronaphthalen-1-yl)propanal

(+)-(4aS,8R,8aR,10aR)-(4aβ,8β,8aβ,10aα)-3,4,4a,6,7,8,8a,9,10,10a-decahydro-8-hydroxy-1,1,4a,8a-tetramethylphenanthrene-2(1H)-one

methyl 3-((1S,2S,4aR,5R,8aR)-5-hydroxy-1,4a-dimethyl-2-(prop-1-en-2-yl)decahydronaphthalen-1-yl)propanoate