8-(diethylaminomethyl)-1,3,7-trimethylpurine-2,6-dione

N,N,N',N'-四乙基-1,4-丁烷二胺

3-二乙基氨基丙酸

4-二乙基氨基二氮烯基苯甲酸

N,N,3-三乙基苯甲酰胺