5,7-Dimethylpyrazolo[1,5-a]pyrimidine-3-carbonitrile

2-Amino-1,5-dihydropteridin-4-ol

2-氨基-4-羟基蝶啶

5-Methylnicotinamide

5-甲基烟酰氨

3(R)-氟吡咯烷, (R)-3-Fluoropyrrolidine

Methyl 5-amino-1H-indazole-7-carboxylate

5-氨基-1H-吲唑-7-羧酸甲酯

Methyl 4-aminothieno[2,3-d]pyrimidine-6-carboxylate

3-(Pyrimidin-5-yl)propanoic acid

1-Chloroisoquinolin-4-amine

5-(Methoxymethyl)isoxazole-4-carboxylic acid

5-Bromo-2-(methylsulfonyl)pyrimidin-4-amine

8-Fluoroquinazoline