Pyridine series

2-AMino-5-iodobenzoic acid

1-methyl-4-nitro-1H-imidazole

6-(Trifluoromethyl)nicotinic a

3-BROMO-PYRAZOLO[1,5-A]PYRIDIN

3-Amino-1H-pyrazole-4-carboxyl

2-AMino-5-broMopyrazine

3-Bromo-2-hydroxy-5-(trifluoro

Pyrazole-3-carboxaldehyde

N,N'-bis-(2-Chloroethyl)urea

5-Iodo-2-pyrimidone

3-Chloro-6-hydrazinylpyridazin

2-AMino-5-Iodopyridine