2969-81-5
4-溴丁酸乙酯
+
6002-83-1
1-甲基-1,2-肼基二羧酸二苄酯
→
64604-60-0
ethyl 4-[[methyl(phenylmethoxycarbonyl)amino]-phenylmethoxycarbonylamino]butanoate
64377-82-8
benzyl N-methyl-N-[[4-oxo-4-(propan-2-ylamino)butyl]-phenylmethoxycarbonylamino]carbamate