methyl (2S,4R,3a'S,6'R,7'R,7a'S)-4,5-epoxy-2-methoxycarbonylamino-4-[[1'-methyl-2'-oxo-7'-(triethylsilyloxy)hexahydropyrano[4,3-d]oxazol-6'-yl]methyl]pentanoate

((4S,6S)-6-allyl-2,2-dimethyl-1,3-dioxan-4-yl)methanol

(R)-(tert-Butyl-dimethyl-silanyloxy)-[(4R,5S)-5-(tert-butyl-dimethyl-silanyloxymethyl)-3-methyl-2-oxo-oxazolidin-4-yl]-acetaldehyde