Toluene-4-sulfonic acid (S)-1-[(2S,3R,4S,5S)-3,4-bis-(tert-butyl-dimethyl-silanyloxy)-5-methoxy-tetrahydro-furan-2-yl]-ethyl ester
deoxyfuconojirimycin
Toluene-4-sulfonic acid (R)-1-[(2S,3R,4S,5S)-3,4-bis-(tert-butyl-dimethyl-silanyloxy)-5-methoxy-tetrahydro-furan-2-yl]-ethyl ester