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