6-[(1S,2S)-2-((Z)-(R)-3-Hydroxy-oct-1-enyl)-5-oxo-cyclopentyloxy]-hexanoic acid methyl ester

6-[2-((S)-3-Hydroxy-oct-1-ynyl)-5-oxo-cyclopentyloxy]-hexanoic acid methyl ester

6-[(1R,2R)-2-((S)-3-Hydroxy-oct-1-ynyl)-5-oxo-cyclopentyloxy]-hexanoic acid

6-[(1S,2S,5R)-2-((R)-3-tert-Butoxy-oct-1-ynyl)-5-hydroxy-cyclopentyloxy]-hexanoic acid tert-butyl ester

6-[(1S,2R,5S)-2-Hydroxy-5-((S)-3-hydroxy-oct-1-ynyl)-cyclopentyloxy]-hexanoic acid methyl ester