2-氯-3-吡啶甲醛

2-氟烟醛

1H-吡唑并[3,4-b]吡啶-3-重氮四氟硼酸盐(1-)

3-氨基-1H-吡唑并[3,4-b]吡啶

1-ethyl-1H-pyrazolo[3,4-b]pyridine