6-Cyano-4-(difluoromethyl)-3-hydroxypyridine-2-carbonyl chloride
4-Chloro-5-(chloromethyl)-2-(difluoromethyl)pyridine-3-carboxylic acid
Ethyl 3-chloro-5-(chloromethyl)-4-(difluoromethyl)pyridine-2-carboxylate
2-Cyano-6-(difluoromethyl)-4-iodo-3-methylpyridine