colossolactone VII

1H-Benz[e]indene-6-propanoic acid, 6-[(acetyloxy)methyl]-3-[(1S)-1-[(2R)-3,6-dihydro-5-methyl-6-oxo-2H-pyran-2-yl]ethyl]-2,3,3a,4,5,6,7,8,9,9b-decahydro-7-(1-hydroxy-1-methylethyl)-3a,9b-dimethyl-, me thyl ester, (3aR,6R,7R,9bR)-

3-[(3aR,6R,7R,9bR)-6-(Acétoxyméthyl)-7-(2-hydroxy-2-propanyl)-3a,9b-diméthyl-3-{(1S)-1-[(2R)-5-méthyl-6-oxo-3,6-dihydro-2H-pyran-2-yl]éthyl}-2,3,3a,4,5,6,7,8,9,9b-décahydro-1H-cyclopenta[a]naphtalén-6 -yl]propanoate de méthyle

colossolactone VII

Methyl 3-[(3aR,6R,7R,9bR)-6-(acetoxymethyl)-7-(2-hydroxy-2-propanyl)-3a,9b-dimethyl-3-{(1S)-1-[(2R)-5-methyl-6-oxo-3,6-dihydro-2H-pyran-2-yl]ethyl}-2,3,3a,4,5,6,7,8,9,9b-decahydro-1H-cyclopenta[a]naph thalen-6-yl]propanoate

Methyl-3-[(3aR,6R,7R,9bR)-6-(acetoxymethyl)-7-(2-hydroxy-2-propanyl)-3a,9b-dimethyl-3-{(1S)-1-[(2R)-5-methyl-6-oxo-3,6-dihydro-2H-pyran-2-yl]ethyl}-2,3,3a,4,5,6,7,8,9,9b-decahydro-1H-cyclopenta[a]naph thalin-6-yl]propanoat

(22S)-3,4-seco-19-acetoxy-4-hydroxylanosta-8,24-dien-26,22-olide 3-methyl ester

methyl 3-[(3aR,6R,7R,9bR)-6-[(acetyloxy)methyl]-7-(2-hydroxypropan-2-yl)-3a,9b-dimethyl-3-{(1S)-1-[(2R)-5-methyl-6-oxo-3,6-dihydro-2H-pyran-2-yl]ethyl}-2,3,3a,4,5,6,7,8,9,9b-decahydro-1H-cyclopenta[a]

methyl 3-[(3aR,6R,7R,9bR)-6-[(acetyloxy)methyl]-7-(2-hydroxypropan-2-yl)-3a,9b-dimethyl-3-{(1S)-1-[(2R)-5-methyl-6-oxo-3,6-dihydro-2H-pyran-2-yl]ethyl}-2,3,3a,4,5,6,7,8,9,9b-decahydro-1H-cyclopenta[a]naphthalen-6-yl]propanoate

naphthalen-6-yl]propanoate