Pyridine series

3-(1,3,5-trimethyl-1H-pyrazol-

5-bromo-1H-pyrazole-3-carbalde

3-chloroisothiazole-4-carboxyl

4-chloro-7-methoxyquinazoline

5-fluoro-2-methoxynicotinic ac

6-fluoro-2-methylnicotinic aci

4-fluoropyridin-2-amine

4-chlorothiazole

5-Methyl-1,3-thiazole-2-carbox

methyl 4-methylthiazole-5-carb

N-BOC-2-氨基-5-溴噻唑