(2R,3R)-threo-2-methylpentane-1,3-diol 1-benzyl ether

((1R,2R)-3-Benzyloxy-1-ethyl-2-methyl-propoxy)-tert-butyl-dimethyl-silane

(2S,3R)-threo-3-methylbutane-1,2,4-triol 1,2-acetonide 4-benzyl ether