tert-butyl (4S)-2,2-dimethyl-4-(1'-oxo-4'-pentenyl)oxazolidine-3-carboxylate

tert-butyl (4S,1'R)-4-(1'-benzyloxy-4'-oxobutyl)-2,2-dimethyloxazolidine-3-carboxylate

tert-butyl (4S,1'R)-2,2-dimethyl-4-(1'-hydroxy-4'-pentenyl)oxazolidine-3-carboxylate

tert-butyl (4S,1'R)-4-(1'-benzyloxy-4'-pentenyl)-2,2-dimethyloxazolidine-3-carboxylate

(S)-4-((R)-1-Benzyloxy-4,5-dihydroxy-pentyl)-2,2-dimethyl-oxazolidine-3-carboxylic acid tert-butyl ester