79080-83-4 NSC319091 Phenanthridinium, 6,6'-[oxybis(2,1-ethanediyloxy-3,1-phenylene)]bis(3,8-diamino-5-methyl-, dibromide Phenanthridinium, 6,6'-[oxybis(2,1-ethanediyloxy-3,1-phenylene)]bis[3,8-diamino-5-methyl-, dibromide