(4S)-2-chloro-4-(trimethylsiloxy)-4-((Z)-2-octenyl)-5-((2R,3S)-6-carbomethoxy-2,3-diacetoxy-1-hydroxyhexyl)-2-cyclopentenone 生成 methyl (5S,6S,7Z)-5,6-diacetyloxy-7-[(2S)-4-chloro-2-[(Z)-oct-2-enyl]-5-oxo-2-trimethylsilyloxycyclopent-3-en-1-ylidene]heptanoate