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