4-Bromo-3-(chloromethyl)-2-(difluoromethyl)-6-(trifluoromethyl)pyridine
3-Chloro-4-(difluoromethyl)-2-hydroxypyridine-6-carbonyl chloride
Ethyl 5-chloro-4-(difluoromethyl)-2-methoxypyridine-3-carboxylate
3-Chloro-2-(difluoromethyl)-6-hydroxypyridine-4-carbonyl chloride