2-(4-Bromophenyl)pyriding63996-36-131 % similar 1-Benzyl-3-piperidinol hydrochloride105973-51-131 % similar α-Benzyl-α-phenylhydrazine hydrochloride5705-15-730 % similar 2,4'-Bipyridine581-47-530 % similar 4-(2-Pyridyl)benzoic acid4385-62-030 % similar