6-氨基-2-(甲基氨基)-4-嘧啶醇

6-amino-1-methyl-2-(methylamino)pyrimidin-4-one

2-(3H-咪唑并[4,5-b]吡啶-2-基)乙腈

2-疏基-6-氧代-4-(2-噻吩)-1,6-二氢嘧啶-5-甲腈

ethyl 2,4-dicyano-2-(2-cyanoethyl)butanoate