(3R,4R)-4-((E)-(1R,5S,7R,8R)-8-Hydroxy-1,3,5,7-tetramethyl-9-methylene-6-oxo-undec-3-enyl)-3-methyl-oxetan-2-one

2-乙基丙烯醛

(4S,5S)-5-Hydroxy-4-methyl-6-methylene-octan-3-one

(4S,5S)-5-((tert-butyldimethylsilyl)oxy)-4-methyl-6-methyleneoctan-3-one