2-(Difluoromethyl)-4-methyl-3-(trifluoromethyl)pyridine-5-acetonitrile
3-(Chloromethyl)-4-(difluoromethyl)-2-methyl-5-(trifluoromethyl)pyridine
2-(Difluoromethyl)-3-methyl-6-(trifluoromethyl)pyridine-4-acetonitrile
3-(Chloromethyl)-2-(difluoromethyl)-6-methyl-4-(trifluoromethyl)pyridine