5-Bromo-2-(difluoromethyl)-4-nitro-3-(trifluoromethyl)pyridine
5-Bromo-2-(difluoromethyl)-3-nitro-4-(trifluoromethyl)pyridine
6-Bromo-3-(difluoromethyl)-2-(trifluoromethyl)pyridine-4-acetonitrile
4-Bromo-5-(difluoromethyl)-3-methylpyridine-2-carboxylic acid