6-Bromo-3-(difluoromethyl)-2-nitropyridine-4-acetonitrile
Methyl 6-bromo-2-(difluoromethyl)-4-methylpyridine-3-carboxylate
Methyl 2-bromo-6-(difluoromethyl)-3-methylpyridine-5-carboxylate
Methyl 2-bromo-5-(difluoromethyl)-6-methylpyridine-3-carboxylate