二碳酸二叔丁酯

(S)-3-氨基-2-己内酰胺

N-alpha-叔丁氧羰基-L-赖氨酸

N,N'-二叔丁氧羰基-L-赖氨酸 N-丁二酰亚胺酯

(3S)-3-[[(1,1-dimethylethoxy)carbonyl]amino]hexahydro-2-oxo-1H-azepine-1-carboxylic acid phenylmethyl ester