2-Chloro-4-ethoxy-1,3-benzothiazole

5-(6-Aminopyridin-3-yl)thiophene-2-carboxylic acid

5-Chloro-4-methylpyridin-3-amine

4-(1H-pyrazol-1-yl)pyridine-2-carboxylic acid

6-methyl-1,7-naphthyridin-8-amine

1,8-naphthyridin-3-amine

1,2,3,4-tetrahydro-1,6-naphthyridine-8-carboxylic acid

6-bromo-8-methoxy-1,2,3,4-tetrahydro-1,5-naphthyridine

2-bromo-1,5-naphthyridin-3-amine

2-bromo-7-(bromomethyl)-1,8-naphthyridine

8-bromo-5-methoxy-1,6-naphthyridine