3-(2,3-Difluorophenyl)-6-(trifluoromethyl)pyridine-2-acetonitrile
3-(2,3-Difluorophenyl)-5-(trifluoromethyl)pyridine-2-acetonitrile
3-(2,3-Difluorophenyl)-2-(trifluoromethyl)pyridine-4-acetonitrile
2-(2,3-Difluorophenyl)-6-(trifluoromethyl)pyridine-4-acetonitrile