2,4-Difluoro-3-(difluoromethyl)pyridine-6-carbonyl chloride
2,3-Difluoro-6-(difluoromethyl)pyridine-4-carbonyl chloride
2,5-Difluoro-3-(difluoromethyl)pyridine-6-sulfonamide
2,3-Difluoro-4-(difluoromethyl)pyridine-6-carbonyl chloride
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