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