ethyl (2E,4R,6R,7S,10S,12E)-6-((R)-4-benzyl-2-oxo-1,3-oxazolidine-3-carbonyl)-4-(tert-butyldimethylsilyloxy)-10-(tert-butyldiphenylsilyloxy)-7-hydroxytetradeca-2,12-dienoate

(2S)-2,5-dihydroxy-1-tosyloxypentane

(tert-butyl)(dimethyl){3-[(2S)-oxiran-2-yl]propoxy}silane