4-Amino-2-(chloromethyl)-6-(trifluoromethoxy)pyridine-3-carboxaldehyde
4-Chloro-2-methoxypyridine-5-sulfonyl chloride
Ethyl 2-(chloromethyl)-6-(difluoromethyl)-4-methoxypyridine-3-carboxylate
Ethyl 5-iodo-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-6-acetate