2-(Bromomethyl)-6-(difluoromethyl)-3-fluoro-4-methylpyridine
3-(Difluoromethyl)-4-fluoro-5-methyl-2-(trifluoromethyl)pyridine
2-(Difluoromethyl)-5-fluoro-6-methyl-3-(trifluoromethyl)pyridine
2-(Difluoromethyl)-4-fluoro-5-methyl-3-(trifluoromethyl)pyridine