Methyl 4-bromo-3-(difluoromethyl)-2-(trifluoromethyl)pyridine-5-acetate
6-Chloro-3-cyano-2-(difluoromethyl)-4-hydroxypyridine
Ethyl 3-bromo-4-(chloromethyl)-2-(difluoromethyl)pyridine-6-acetate
3-Bromo-6-(difluoromethyl)-4-iodopyridine-2-sulfonyl chloride