(2S,3R)-3-methylmalic acid

(2S,3R)-1,4-Dibrom-3-methyl-2-butanol

(2S,3S)-(+)-erythro-3-methylbutane-1,2,4-triol 1,2-acetonide

(2R,3S)-methyl 3,4-dihydroxy-2-methylbutanoate

(2R,3S)-3,4-bis(tert-butyldimethylsilyloxy)-2-methylbutanaldehyde