2,4-Bis(2,4,6-trichlorophenyl)-3-hydroxy-6-(trifluoromethyl)pyridine
2,4-Bis(2,3,4-trichlorophenyl)-3-hydroxy-6-(trifluoromethyl)pyridine
3,5-Bis(3,4,5-trichlorophenyl)-4-hydroxypyridine
3,5-Bis(3,4,5-trichlorophenyl)-2-hydroxypyridine
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