(3R,6S,7aS,1'R,4'S)-1-oxo-6-[(trimethylsilyl)methyl]-1,6,7,7a-tetrahydroisoxazolo[2,3-c]oxazole-3-spiro-3'-menthane

2-((Allyloxycarbonyl)amino)-N-methoxy-4-pentenamide

N-Boc-L-烯丙基甘氨酸

2-[(2-chloroacetyl)amino]pent-4-enoic acid

N-Methoxyacetyl-D-α-allylglycine