2-((1R,2S,3R)-2-((benzyloxy)methyl)-5-hydroxy-3-((tetrahydro-2H-pyran-2-yl)oxy)cyclopentyl)acetic acid

methyl 2-((1R,2S,3R)-2-((benzyloxy)methyl)-5-hydroxy-3-((tetrahydro-2H-pyran-2-yl)oxy)cyclopentyl)acetate

methyl 3α-hydroxy-2β-(benzyloxymethyl)-5-(carbomethoxymethylene)cyclopentane-1α-acetate 3-tetrahydropyran-2-yl ether

3α-hydroxy-7-oxo-2β-benzyloxymethylbicyclo[3.3.0]octane tetrahydropyranyl ether (α-isomer)

7-oxo-2β-benzyloxymethyl-3-bicyclo[3.3.0]octene