105956-42-1

4-Pentenoic acid,5-[4-[3-cyclopentyl-3-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-1-propenyl]-5-[[(1,1-dimethylethyl)dimethylsilyl]oxy]octahydro-1-hydroxy-2-pentalenyl]-, methyl ester