Methyl (1S,5S,6R,7R)-7-Hydroxy-6-(3-oxo-E-1-octenyl)bicyclo[3.3.0]octane-E-Δ3.δ-pentanoate

5-((3aS,4S,5R,6aS)-4-(hydroxymethyl)-5-((tetrahydro-2H-pyran-2-yl)oxy)hexahydropentalen-2(1H)-ylidene)pentanoic acid

3α-hydroxy-2β-formyl-7-(4-carbomethoxybutylidene)bicyclo[3.3.0]octane 3-tetrahydropyranyl ether

5-((3aS,4S,5R,6aS)-4-(((2-methoxypropan-2-yl)oxy)methyl)-5-((tetrahydro-2H-pyran-2-yl)oxy)hexahydropentalen-2(1H)-ylidene)pentanoic acid

(5E and 5Z)-15-dehydro-6a-carbaprostaglandin I2 methyl ester tetrahydropyranyl ether