2-((S)-3-Benzyloxy-1-methyl-propyl)-[1,3]dithiolane

(2S,4S,5R)-4-Methyl-2-((S)-1-methyl-3-oxo-butyl)-5-phenyl-oxazolidine-3-carboxylic acid benzyl ester

(2S,4S,5R)-2-((S)-2-Methoxycarbonyl-1-methyl-ethyl)-4-methyl-5-phenyl-oxazolidine-3-carboxylic acid benzyl ester