5-Chloro-2-(difluoromethyl)-3-fluoropyridine-6-sulfonamide
4-Chloro-5-(difluoromethyl)-2-fluoropyridine-3-sulfonamide
4-Chloro-3-(difluoromethyl)-6-hydroxypyridine-2-acetonitrile
4-Chloro-3-(difluoromethyl)-5-hydroxypyridine-2-acetonitrile
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