Benzoic acid (2R,3S,4S)-4-hydroxy-2-hydroxymethyl-tetrahydro-thiophen-3-yl ester

Benzoic acid (2R,3S,4S)-2-(tert-butyl-dimethyl-silanyloxymethyl)-4-hydroxy-tetrahydro-thiophen-3-yl ester

Benzoic acid (2R,3S,4R)-4-azido-2-(tert-butyl-dimethyl-silanyloxymethyl)-1-oxo-tetrahydro-1λ4-thiophen-3-yl ester

(2R,3S,4S)-4-(tert-Butyl-dimethyl-silanyloxy)-2-(tert-butyl-diphenyl-silanyloxymethyl)-tetrahydro-thiophen-3-ol

(2R,3S,4S)-3-Benzyloxy-4-(tert-butyl-dimethyl-silanyloxy)-2-(tert-butyl-diphenyl-silanyloxymethyl)-tetrahydro-thiophene