N,N'-Bis[4-(2,2-dicyanovinyl)-3-methylphenyl]-N-ethyl-N'-methylhexamethylenediamine

[[4-[[6-[[4-(2,2-dicyanovinyl)-3-methylphenyl]ethylamino]hexyl]methylamino]-2-methylphenyl]methylene]malononitrile

2-[4-[N-[6-[N-[4-(2,2-Dicyanoethenyl)-3-methylphenyl]-N-methylamino]hexyl]-N-ethylamino]-2-methylbenzylidene]malononitrile