[(1S,4S,5R)-5-(1,3-Dioxo-1,3-dihydro-isoindol-2-ylmethyl)-4-methyl-cyclopent-2-enyl]-acetic acid

8-exo-(3'-t-butyldimethylsilyloxyoct-1'-enyl)-2-oxabicyclo<3.3.0>oct-6-en-3-ol

7-<4'-exo-(3''-t-butyldimethylsilyloxyoct-1''-enyl)-5'-hydroxycyclopent-2'-enyl>hept-5-enoic acid

(3aR,6S,6aR)-6-[(E)-(S)-3-(tert-Butyl-dimethyl-silanyloxy)-oct-1-enyl]-3,3a,6,6a-tetrahydro-cyclopenta[b]furan-2-one