201324633methyl (Z)-7-[(3R)-3-hydroxy-5-oxocyclopenten-1-yl]hept-5-enoate

201324634methyl (Z)-7-[3-[tert-butyl(dimethyl)silyl]oxy-5-oxocyclopenten-1-yl]hept-5-enoate

201324635methyl (E)-7-[3-(oxan-2-yloxy)-5-oxocyclopenten-1-yl]hept-5-enoate

201324636methyl (Z)-7-[(3R)-5-oxo-3-triethylsilyloxycyclopenten-1-yl]hept-5-enoate

201324637methyl (Z)-7-[(3R)-3-(oxan-2-yloxy)-5-oxocyclopenten-1-yl]hept-5-enoate

201324638methyl (Z)-7-[(3R)-3-[tert-butyl(dimethyl)silyl]oxy-5-oxocyclopenten-1-yl]hept-5-enoate

201324639(3aR,4S,5R,6aS)-4-(hydroxymethyl)-2-oxo-3,3a,4,5,6,6a-hexahydrocyclopenta[b]furan-5-yl-4-phenylbenzoa

2013246405-hydroxy-4-(hydroxymethyl)-3,3a,4,5,6,6a-hexahydrocyclopenta[b]furan-2-one

201324641(3aS,4R,5S,6aR)-5-hydroxy-4-(hydroxymethyl)-3,3a,4,5,6,6a-hexahydrocyclopenta[b]furan-2-one

201324642(3aR,4S,5R,6aS)-4-(hydroxymethyl)-2-oxo-3,3a,4,5,6,6a-hexahydrocyclopenta[b]furan-5-yl-benzoate

201324643(3aR,4S,5R,6aS)-5-hydroxy-4-(hydroxymethyl)-3,3a,4,5,6,6a-hexahydrocyclopenta[b]furan-2-one

201324644(3aR,4S,5R,6aS)-4-[[tert-butyl(dimethyl)silyl]oxymethyl]-5-(oxan-2-yloxy)-3,3a,4,5,6,6a-hexahydrocycl