3-(2,3,5-Trichlorophenyl)-2-(trifluoromethyl)pyridine-4-acetic acid
3-(2,3,6-Trichlorophenyl)-5-(trifluoromethyl)picolinic acid
2-(2,3,6-Trichlorophenyl)-6-(trifluoromethyl)pyridine-3-acetic acid
2-(2,3,5-Trichlorophenyl)-6-(trifluoromethyl)pyridine-4-acetic acid