(Z)-3-(dimethylamino)-2-pyridin-2-ylprop-2-enenitrile

1-methyl-4-pyridin-2-ylpiperidine-4-carbonitrile

2,3,4,5-tetrapyridin-3-ylcyclopenta-2,4-dien-1-one

pyrazolo[1,5-a]pyridin-2-amine

吡啶-2-乙酰胺