N,N-di-2-pyridinyl-2-Pyridinamine
4,4'-(5''-(4'-(pyridin-4-yl)-[1,1'-biphenyl]-4-yl)-[1,1':4',1'':3'',1''':4''',1''''-quinquephenyl]-4,4''''-diyl)dipyridine
N,N',N”-tris(2-pyridinyl) phosphoric triamide