4-((R,E)-1-((1S,2R,3R,5S)-3,5-bis(tert-butyldimethylsilyloxy)-2-((Z)-pent-2-enyl)cyclopentyl)hept-1-en-5-yn-3-yloxy)-4-oxobutyl hept-5-ynoate

(S,E)-10-((1S,2R,3R,5S)-3,5-bis(tert-butyldimethylsilyl)-2-((Z)-pent-2-enyl)cyclopentyl)-8-(4-hydroxybutanoyloxy)dec-9-en-5-ynoate

(R,E)-10-((1S,2R,3R,5S)-3,5-bis(tert-butyldimethylsilyl)-2-((Z)-pent-2-enyl)cyclopentyl)-8-(4-hydroxybutanoyloxy)dec-9-en-5-ynoate