Ethyl 4-(bromomethyl)-2-fluoro-6-(trifluoromethoxy)pyridine-3-carboxylate
4-(Difluoromethyl)-3-methyl-2-nitropyridine-6-sulfonyl chloride
6-Chloro-4-cyano-2-(difluoromethyl)-3-methoxypyridine
2-Bromo-5-methyl-3-(trifluoromethoxy)pyridine-6-acetonitrile