4,5-Bis(perfluorophenyl)-2-(trifluoromethyl)pyridine
3,4-Bis(perfluorophenyl)-5-(trifluoromethyl)pyridine
2,4-Bis(perfluorophenyl)-3-iodo-6-(trifluoromethyl)pyridine
2,4-Bis(perfluorophenyl)-3-chloro-6-(trifluoromethyl)pyridine
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