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