4-phenyl-2-[6-(4-phenylquinolin-2-yl)pyridin-2-yl]quinoline

2,6-双[1-(2-甲基苯亚氨基)乙基]吡啶

2-[(E)-1-[6-[(E)-N-(diaminomethylideneamino)-C-methylcarbonimidoyl]pyridin-2-yl]ethylideneamino]guanidine,hydrochloride

4-[2-[6-(4-phenyl-6-pyridin-2-ylpyridin-2-yl)pyridin-2-yl]-6-pyridin-2-yl-1H-pyridin-4-ylidene]cyclohexa-2,5-dien-1-one

Hydrazinecarboxamide, 2,2'-(2,6-pyridinediyldiethylidyne)bis-