3-(triazolo[1,5-a]pyridin-3-yl)triazolo[1,5-a]pyridine

pyridin-2-yl(triazolo[1,5-a]pyridin-3-yl)methanone

3,5,6-三-2-吡啶基-1,2,4-三嗪

2-吡啶甲酸

pyridine-2-carboxylic acid-(2-oxo-1,2-di-[2]pyridyl-ethylamide)