2-(Difluoromethyl)-5-fluoro-3-iodo-4-(trifluoromethyl)pyridine
6-(Difluoromethyl)-4-fluoro-3-iodo-2-(trifluoromethyl)pyridine
2-(Difluoromethyl)-4-fluoro-3-iodo-5-(trifluoromethyl)pyridine
2-(Difluoromethyl)-3-fluoro-5-iodo-6-(trifluoromethyl)pyridine