tert-butyl (2S,4R)-4-hydroxycarbonyl-2-(tert-butyl)-1,3-oxazolane-3-carboxylate

4-benzyl 3-tert-butyl (2S,4S)-2-tert-butyl-4-((R)-1-hydroxyallyl)oxazolidine-3,4-dicarboxylate

(E)-dotriacont-16-ene-7,26-dione

4-benzyl 3-tert-butyl (2S,4S)-2-tert-butyl-4-((R)-1-(4-methoxybenzyloxy)allyl)oxazolidine-3,4-dicarboxylate

3-tert-butyl 4-((E)-3-(4-methoxybenzyloxy)allyl) (2S,4R)-2-tert-butyloxazolidine-3,4-dicarboxylate