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