2-((R)-2,2-Dimethyl-[1,3]dioxolan-4-ylmethyl)-prop-2-en-1-ol

(2R,4R)-5-(tert-Butyl-diphenyl-silanyloxy)-4-methyl-2-sulfamoyloxy-pentanoic acid ethyl ester

(4R,6R)-4-(tert-Butyl-diphenyl-silanyloxymethyl)-4-methyl-2,2-dioxo-2λ6-[1,2,3]oxathiazinane-6-carboxylic acid ethyl ester

(4R,6R)-4-(tert-Butyl-diphenyl-silanyloxymethyl)-4-methyl-2,2-dioxo-2λ6-[1,2,3]oxathiazinane-3,6-dicarboxylic acid 3-tert-butyl ester 6-ethyl ester