Pyrazine290-37-9100 % similar Pyridine110-86-150 % similar 4,4'-Bipyridine553-26-442 % similar 1,4-Bis(pyrid-4-yl)benzene113682-56-738 % similar Pyridinium hydrobromide18820-82-138 % similar Hydrofluoric acid pyridine complex32001-55-138 % similar Poly(pyridine fluoride)62778-11-438 % similar Pyridinium chloride628-13-738 % similar 1,2-Bis(4-pyridyl)ethane4916-57-836 % similar 4-Bromopyridine1120-87-233 % similar trans-1,2-Bis(4-pyridyl)ethylene13362-78-233 % similar 4,4′-Dithiodipyridine2645-22-933 % similar Pyrimidine289-95-233 % similar 1,3,5-Triazine290-87-933 % similar 4-Chloropyridine626-61-933 % similar 1,3-Bis(4′-pyridyl)propane17252-51-631 % similar Sulfur trioxide pyridine complex26412-87-331 % similar 4-Phenylpyridine939-23-131 % similar