(4R)-2-chloro-4-(trimethylsiloxy)-4-((Z)-2-octenyl)-5-((2R,3S)-6-carbomethoxy-2,3-diacetoxy-1-hydroxyhexyl)-2-cyclopentenone

(R)-2-Chloro-4-((Z)-oct-2-enyl)-4-trimethylsilanyloxy-cyclopent-2-enone

methyl (5S,6R)-5,6-isopropylidenedioxy-7-oxo-heptanoate

(5S,6S)-5,6-Dihydroxy-7-(tetrahydro-pyran-2-yloxy)-heptanoic acid