1,1'-(4,4'-Biphenylenebis(2-oxoethylene))bis(3-methylpyridinium) dibromide 15172-86-8 3-Picolinium, 1,1'-(4,4'-biphenylylenebis(2-oxoethylene))di-, dibromide 3-Picolinium, 1,1'-(4,4'-biphenylylenebis(2-oxoethylene))di-, dibromide (8CI) 3-Picolinium, 1,1'-(p,p'-biphenylylenebis(carbonylmethyl))di-, dibromide 4,4'-Bisacetophenone-alpha,alpha'-di(3-methylpyridinium)dibromide NSC 152437 Pyridinium, 1,1'-((1,1'-biphenyl)-4,4'-diylbis(2-oxo-2,1-ethanediyl))bis(3-methyl-, dibromide (9CI) Pyridinium, 1,1'-(4,4'-biphenylenebis(2-oxoethylene))bis(3-methyl-, dibromide