(5S,6R)-5-Hydroxy-6-<(benzyloxy)methyl>-2-piperidinone

[(R)-2-Benzyloxy-1-((2S,4R)-4-bromo-5-oxo-tetrahydro-furan-2-yl)-ethyl]-carbamic acid tert-butyl ester

(S)-5-((R)-1-Amino-2-benzyloxy-ethyl)-dihydro-furan-2-one

[(R)-2-Benzyloxy-1-((S)-5-oxo-tetrahydro-furan-2-yl)-ethyl]-carbamic acid benzyl ester

((1R,2S)-1-Benzyloxymethyl-2-hydroxy-5-oxo-heptadecyl)-carbamic acid benzyl ester