methyl 4-[acetyloxymethyl(nitroso)amino]butanoate

Ccris 122

4-[4-(N-(4-chlorobenzoyl)-2,6-dimethylanilino)butanoylamino]butanoic acid

4-异硫代氰酰基丁酸甲酯

methyl 4-[bis(2-methoxy-2-oxoethyl)amino]butanoate