(3S,5S,6R)-4-(benzyloxycarbonyl)-5,6-diphenyl-3-(2'-propenyl)-2,3,5,6-tetrahydro-4H-1,4-oxazin-2-one

3-溴丙烯

甘氨酸

丙烯酰碘

(2R,4'R,5'S)-2-amino-1-(3',4'-dimethyl-2'-oxo-5'-phenyl-1'-imidazolydinyl)-4-penten-1-one