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