(2R,3R,4S)-2-benzyl-3-(tert-butyldimethylsilanyloxy)-4-hydroxypentanoic acid (2S)-2-tert-butoxycarbonylamino-2-carboxyethyl ester

(S)-4-Acetoxy-3-((R)-4-isopropyl-2-oxo-oxazolidine-3-carbonyl)-butyric acid

(S)-3-((S)-2-Hydroxy-3-phenyl-propionyl)-4-isopropyl-oxazolidin-2-one

Acetic acid (S)-2-benzyl-3-((R)-4-isopropyl-2-oxo-oxazolidin-3-yl)-3-oxo-propyl ester

(R)-3-((S)-2-Hydroxymethyl-3-phenyl-propionyl)-4-isopropyl-oxazolidin-2-one