2-((6aR,8R,9S,9aR)-9-hydroxy-2,2,4,4-tetraisopropylhexahydrocyclopenta[f][1,3,5,2,4]trioxadisilocin-8-yl)isoindoline-1,3-dione

2-((1R,2S,3R,4R)-2,3-dihydroxy-4-(hydroxymethyl)cyclopentyl)isoindoline-1,3-dione

((2R,3S,3aR,9aR)-5,5,7,7-Tetraisopropyl-3-methoxy-hexahydro-4,6,8-trioxa-5,7-disila-cyclopentacycloocten-2-yl)-carbamic acid tert-butyl ester

(1S,2R,3S,4R)-4-amino-2,3-dihydroxycyclopentanecarboxylic acid

(-)-(1R, 2S, 3R, 4R)-tert-butyl N-[2,3-dihydroxy-4-(hydroxymethyl)-1-cyclopentyl] carbamate