1-[[4-(diethylamino)phenyl]hydrazinylidene]naphthalen-2-one

N-ethyl-N-[4-[ethyl(formyl)amino]phenyl]formamide

N,N-diethyl-4-iodoaniline

N,N-二乙基-N',N'-二甲基-1,4-苯二胺

4-(benzylideneamino)-N,N-diethylaniline