15172-86-8 3-Picolinium, 1,1'-(p'p'-biphenylenebis(carbonylmethyl))di-, dibromide 3-Picolinium, 1,1'-[4,4'-biphenylylenebis(2-oxoethylene)]di-, dibromide 3-Picolinium, [4,4'-biphenylylenebis(2-oxoethylene)]di-, dibromide 4,4'-Bis(acetophenone)-.alpha.,.alpha.'-di(3-methylpyridinium)dibromide NSC152437 Pyridinium, 1,1'-[[1,1'-biphenyl]-4,4'-diylbis(2-oxo-2,1-ethanediyl)]bis[3-methyl-, dibromide WLN: T6KJ C1 A1VR DR DV1- AT6KJ C1 &Q 2 &E 2