2-(2-吡啶基)-1,3,4-恶二唑

1,1,2,2-乙烷四甲腈

5-amino-1-picolinoyl-1H-pyrazole-3,3,4-(2H)-tricarbonitrile

Hydrazine, 1,2-dipicolinoyl-

3-amino-2-picolinoyl-2H-benzo[f]indazole-4,9-dione