619-23-8
间硝基氯化苄
→
158741-21-0
N-叔丁氧羰基-D-3-硝基苯丙氨酸
170157-51-4
5432-19-9
m-Toluidino-malonsaeure-diaethylester
170157-50-3
170157-49-0
DL-N-acetyl-3-nitrophenylalanine