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