N,N,N',N'-四乙基丁-2-炔-1,4-二胺

3-二乙氨基-1-丙炔

2-二乙基氨基-N,N-二苯基-乙酰胺

N,N-diethyl-4-hydroxypentanamide

(E)-N,N,N',N'-tetraethylbut-2-ene-1,4-diamine