(2S,3S)-S-ethyl 3-hydroxy-3-(4-methoxyphenyl)-2-methylpropanethioate
ethyl 3-((ethylthio)carbonyl)-2-(dibenzylamino)butanoate
(2S,3S)-S-ethyl 3-hydroxy-3-phenyl-2-methylpropanethioate
anti-S-ethyl 3-hydroxy-2-methyl-3-phenylpropanethioate
(2R,3R)-S-ethyl 3 hydroxy-2-methyl-3-phenylpropanethioate