4-amino-6-sulfanylidene-1H-pyrazolo[3,4-d][1,3]thiazine-3-carbonitrile

4-氨基-1H-吡唑并[3,4-d]嘧啶-3-甲腈

4-methylsulfanyl-2H-pyrazolo[3,4-d]pyrimidine-3-carbonitrile

4-sulfanylidene-1,2-dihydropyrazolo[3,4-d]pyrimidine-3-carbonitrile

ethyl N-(4,5-dicyano-1H-pyrazol-3-yl)methanimidate