(3S,6R)-3-Allyl-6-isopropyl-3-methyl-5-phenyl-3,6-dihydro-2H-1,4-oxazin-2-one

DL-丙氨酸

(R)-tert-butyl 2-methyl-2-((3S,4R)-2-oxo-3-phenoxy-4-phenylazetidin-1-yl)pent-4-enoate

D-丙氨酸

Cα-methyl-D-allylglycinamide