(2S,3S,Z)-tert-butyl 4-ethylidene-2-((S)-1-methoxy-4-methyl-1-oxopentan-2-ylcarbamoyl)-3-methylpyrrolidine-1-carboxylate

DL-Lysine, methyl ester, monohydrochloride

(S)-3-(but-2-ynyl)-4-vinyloxazolidin-2-one