CBZ-L-天门冬氨酸β-苄酯

L-天冬氨酸二苄酯

N-苄氧羰基-L-天冬酰胺

dibenzyl 2-[[4-oxo-4-phenylmethoxy-2-(phenylmethoxycarbonylamino)butanoyl]amino]butanedioate

Dibenzyl aspartate