2-(1R,2S,3R,4R)-3-hydroxy-4-(hydroxymethyl)-2-methoxycyclopentylisoindoline-1,3-dione

2-((1R,2S,3R,4R)-4-(((tert-butyldimethylsilyl)oxy)methyl)-3-hydroxy-2-methoxycyclopentyl)isoindoline-1,3-dione

(1S,2R,3S,4R)-methyl 2-((tert-butyldiphenylsilyl)oxy)-4-(1,3-dioxoisoindolin-2-yl)-3-methoxycyclopentanecarboxylate