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

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

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

L-arabino-Heptitol, 3,5-dideoxy-1-O-[(1,1-dimethylethyl)diphenylsilyl]-

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