D-β-t-butylserine

3-tert-Butyl-L-serine

L-Leucine, 3-hydroxy-4-methyl-, threo-

(2S)-2-AMino-3-hydroxy-4,4-diMethylpentanoic acid

(2R,3S)-2-Amino-3-hydroxy-4,4-dimethylpentanoic acid