81253-98-7 Benzo(lmn)(3,8)phenanthroline-2,7-dihexanamide, alpha,alpha'-diamino-1,3,6,8-tetrahydro-1,3,6,8-tetraoxo-, dihydrobromide alpha,alpha'-Diamino-1,3,6,8-tetrahydro-1,3,6,8-tetraoxobenzo(lmn)(3,8)phenanthroline-2,7-dihexanamide dihydrobromide