Methyl 3-{(2R,4Z)-4-[{(1S,2R,4aS,6R,8S,8aR)-2-[(2E)-2-buten-2-yl]-6,8-dimethyl-1,2,4a,5,6,7,8,8a-octahydro-1-naphthalenyl}(hydroxy)methylene]-3,5-dioxo-2-pyrrolidinyl}-2-hydroxy-2-methylpropanoate

2-Pyrrolidinepropanoic acid, α-hydroxy-4-[hydroxy[(1S,2R,4aS,6R,8S,8aR)-1,2,4a,5,6,7,8,8a-octahydro-6,8-dimethyl-2-[(1E)-1-methyl-1-propen-1-yl]-1-naphthalenyl]methylene]-α-methyl-3,5-dioxo-, methyl ester, (2R,4Z)-

3-{(2R,4Z)-4-[{(1S,2R,4aS,6R,8S,8aR)-2-[(2E)-2-Butén-2-yl]-6,8-diméthyl-1,2,4a,5,6,7,8,8a-octahydro-1-naphtalényl}(hydroxy)méthylène]-3,5-dioxo-2-pyrrolidinyl}-2-hydroxy-2-méthylpropanoate de méthyle

Methyl 3-{(2R,4Z)-4-[{(1S,2R,4aS,6R,8S,8aR)-2-[(2E)-2-buten-2-yl]-6,8-dimethyl-1,2,4a,5,6,7,8,8a-octahydro-1-naphthalenyl}(hydroxy)methylene]-3,5-dioxo-2-pyrrolidinyl}-2-hydroxy-2-methylpropanoate

Methyl-3-{(2R,4Z)-4-[{(1S,2R,4aS,6R,8S,8aR)-2-[(2E)-2-buten-2-yl]-6,8-dimethyl-1,2,4a,5,6,7,8,8a-octahydro-1-naphthalinyl}(hydroxy)methylen]-3,5-dioxo-2-pyrrolidinyl}-2-hydroxy-2-methylpropanoat