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