3-Chloro-2-(difluoromethyl)-5-iodo-4-(trifluoromethyl)pyridine
3-(Difluoromethyl)-2,5-dihydroxy-6-fluoropyridine
2,4,6-Tris(perfluorophenyl)pyridine
2-Cyano-6-(difluoromethyl)pyridine-3-acetonitrile
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