Ethyl 3-bromo-4-(difluoromethyl)-2-methylpyridine-6-carboxylate
4-Bromo-3-(difluoromethyl)-6-(trifluoromethyl)pyridine-2-methanol
Ethyl 3-bromo-2-(difluoromethyl)-6-methylpyridine-5-carboxylate
Ethyl 3-bromo-2-(difluoromethyl)-5-methylpyridine-6-carboxylate