4,6-二氨基--1-(4-氯苯基)-2-氧代-2,3-二氢-1h-吡咯并[2,3-b]吡啶-5-甲腈

4,6-二氨基-1-(4-甲氧基苯基)-2-氧代-2,3-二氢-1h-吡咯并[2,3-b]吡啶-5-甲腈

4,6-二氨基-2-氧代-1-苯基-2,3-二氢-1h-吡咯并[2,3-b]吡啶-5-甲腈

3-氨基-4-羟基-1H-吡唑并[4,3-c]吡啶-7-羧酸

2-(3-cyano-4,6-dimethyl-1H-pyridin-2-ylidene)propanedinitrile