3,4-Difluoro-2-(difluoromethyl)pyridine-5-acetic acid
3-(Difluoromethyl)-2-nitropyridine-5-acetic acid
6-(Difluoromethyl)-3-nitropyridine-2-carbonyl chloride
3,6-Difluoro-4-(difluoromethyl)pyridine-2-acetic acid
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