4-Hydroxy-2-(2,3,4-trichlorophenyl)-6-(trifluoromethyl)pyridine
4-Hydroxy-2-(2,3,4-trichlorophenyl)-5-(trifluoromethyl)pyridine
4-Hydroxy-2-(2,3,4-trichlorophenyl)-3-(trifluoromethyl)pyridine
3-Hydroxy-6-(3,4,5-trichlorophenyl)-2-(trifluoromethyl)pyridine