4,7-Quinolinediamine, N(4),N(4')-1,6-hexanediylbis(N(7),N(7),2-trimethyl- 4,7-Quinolinediamine, N(4),N(4')-1,6-hexanediylbis[N(7),N(7),2-trimethyl- 4,7-Quinolinediamine, N4,N4'-1,6-hexanediylbis[N7,N7,2-trimethyl- NSC313157