.alpha.,.alpha.'-(Hexamethylenedinitrilo)di-p-tolunitrile 73940-95-1 Benzonitrile, 4,4'-[1,6-hexanediylbis(nitrilomethylidyne)]bis- NSC91326 p-Tolunitrile, .alpha.,.alpha.'-(hexamethylenedinitrilo)di-