benzyl 3-bromo-2-oxo-5,6-diphenyloxazinan-2-ium-4-carboxylate

L-高苯丙氨酸

(2R,3S)-N-苄氧羰基-2,3-二苯基吗啉-6-酮

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

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