4-(2-Pyridinyl)-4,5,6,7-tetrahydro-3H-imidazo[4,5-c]pyridine

2-(2-methyl-5-phenyl-3,4-dihydropyrazol-3-yl)pyridine

1,3-bis[(E)-pyridin-2-ylmethylideneamino]urea

9-methoxybenzo[g]quinoline-5,10-dione

苯胺基(2-吡啶基)乙腈