2-(Difluoromethyl)-3-hydroxy-6-methoxypyridine-5-carboxylic acid
3-(Chloromethyl)-2-(difluoromethyl)-5-methylpyridine
Ethyl 3-(bromomethyl)-2-cyano-5-(trifluoromethoxy)pyridine-4-carboxylate
3-(Chloromethyl)-5-(difluoromethyl)-6-(trifluoromethoxy)pyridine-2-sulfonyl chloride