methyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-propanoate

(S)-3-Hydroxy-4-((R)-toluene-4-sulfinyl)-butyric acid methyl ester

(R)-methyl 3-(dimethyl(phenyl)silyl)butanoate

Methyl (S)-4-(p-Chlorophenylthio)-3-hydroxybutanoate

(+)-macrosphelide E