(1S,4R)-4-(tert-Butyl-dimethyl-silanyloxy)-4-((Z)-oct-2-enyl)-cyclopent-2-enol

(-)-(4R)-4-hydroxy-4-(oct-2-enyl)-cyclopent-2-enone

(R,Z)-4-((tert-butyldimethylsilyl)oxy)-4-(oct-2-en-1-yl)cyclopent-2-en-1-one

Acetic acid (S)-5-[1-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-meth-(E)-ylidene]-1-((Z)-oct-2-enyl)-4-oxo-cyclopent-2-enyl ester

Acetic acid (S)-5-[1-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-meth-(Z)-ylidene]-1-((Z)-oct-2-enyl)-4-oxo-cyclopent-2-enyl ester