(1R,2S,3S,4R)-1,2-Dihydroxy-3-methoxy-4-triethylsilanyloxy-cyclohexanecarboxylic acid methyl ester

Toluene-4-sulfonic acid (1S,2S,3S,4R)-1,2-dihydroxy-3-methoxy-4-triethylsilanyloxy-cyclohexylmethyl ester

(3S,4R)-4-(tert-Butyl-dimethyl-silanyloxy)-3-hydroxy-cyclohex-1-enecarboxylic acid methyl ester