(S)-5-[(R)-3-(tert-Butyl-diphenyl-silanyloxy)-2-hydroxy-propyl]-dihydro-furan-2-one

(R)-5-((R)-2,2-Diethyl-[1,3]dioxolan-4-ylmethyl)-3-phenylsulfanyl-dihydro-furan-2-one

5-((R)-2,2-Diethyl-[1,3]dioxolan-4-yl)-4-hydroxy-2-phenylsulfanyl-pentanoic acid

(R)-2,2-Diethyl-4-(R)-1-oxiranylmethyl-[1,3]dioxolane

D-erythro-Pentitol, 3-deoxy-5-O-[(1,1-dimethylethyl)diphenylsilyl]-