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