5-(4-Pyridyl)-1,3,4-oxadiazole-2-thiol15264-63-8100 % similar 2-Amino-5-phenyl-1,3,4-oxadiazole1612-76-638 % similar 4,4′-Bipyridine553-26-437 % similar 1,4-Bis(pyrid-4-yl)benzene113682-56-736 % similar 4,4'-(1H-1,2,4-Triazole-3,5-diyl)bis(pyridine)4329-78-634 % similar 5-(4-Pyridyl)-1H-tetrazole14389-12-933 % similar 1,3,5-Tris(4-pyridyl)benzene170165-84-133 % similar 2,4,6-Tris(4-pyridyl)-1,3,5-triazine42333-78-832 % similar 3,6-Di-4-pyridyl-1,2,4,5-tetrazine57654-36-132 % similar 4-Phenylpyridine939-23-132 % similar Tetra(4-pyridyl)porphyrin16834-13-230 % similar