3-Bromo-2-(difluoromethyl)-4-fluoro-6-(trifluoromethyl)pyridine
6-Bromo-2-(bromomethyl)-4-(difluoromethyl)-3-fluoropyridine
2-Bromo-3-(difluoromethyl)-6-fluoro-5-(trifluoromethyl)pyridine
5-Bromo-3-(difluoromethyl)-4-fluoro-2-(trifluoromethyl)pyridine