14106-77-5 5-22-10-00307 (Beilstein Handbook Reference) 6,6'-(1,4-Phenylenebis(carbonylimino))bis(1-butylquinolinium) BRN 4055591 Quinolinium, 6,6'-(1,4-phenylenebis(carbonylimino))bis(1-butyl-