2-Chloro-4-(difluoromethyl)-3-iodopyridine-6-sulfonamide
4-Chloro-2-(difluoromethyl)-5-hydroxy-3-(trifluoromethyl)pyridine
5-Chloro-4-(difluoromethyl)-2-hydroxy-3-(trifluoromethyl)pyridine
2-Chloro-6-(difluoromethyl)-3-methoxy-5-methylpyridine
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