2-硫乙基-4-氨基-5-氰基嘧啶

2,4-二氨基嘧啶-5-腈

5-氟-1H-苯并咪唑

5-氨基-4-氰基-1-叔丁基吡唑

3-(6-methyl-1H-pyridin-2-ylidene)prop-1-ene-1,1,3-tricarbonitrile