3-溴-1H-吡唑并[3,4-B]吡嗪

3-氨基吡嗪-2-甲腈

3-methoxypyrazine-2-carbonitrile

3-morpholin-4-ylpyrazine-2-carbonitrile

3-(5-(甲基硫代)-1,3,4-噻二唑-2-基硫代)吡嗪-2-甲腈