(3aR,4R,6aS)-4-[(1E,3S)-3-(tert-butyl-dimethylsilanyloxy)-oct-1-enyl]-3,3a,4,6a-tetrahydro-cyclopenta[b]furan-2-one

(1R,5S,8R)-8-[(E)-(S)-3-(tert-Butyl-dimethyl-silanyloxy)-oct-1-enyl]-2-oxa-bicyclo[3.2.1]oct-6-en-3-one

5-(3-t-butyldimethylsilyloxyoct-1-enyl)-4-hydroxycyclopent-2-enylethanol

(Z)-7-{(1S,2S,5R)-5-Benzyloxy-2-[(E)-3-(tert-butyl-dimethyl-silanyloxy)-oct-1-enyl]-3-oxo-cyclopentyl}-hept-5-enoic acid methyl ester

(13E)-(+/-)-9α-benzyloxy-15-(t-butyldimethylsilyloxy)-11α-hydroxyprosta-13-enoic acid