Hexanoic acid, 3-[[(1,1-dimethylethoxy)carbonyl]amino]-2-hydroxy-5-methyl-, (2R,3R)-
Hexanoic acid, 3-[[(1,1-dimethylethoxy)carbonyl]amino]-2-hydroxy-5-methyl-, [R-(R*,R*)]-
(2R,3R)-3-[[(1,1-Dimethylethoxy)carbonyl]amino]-2-hydroxy-5-methylhexanoic acid