2-(Difluoromethyl)-6-(trifluoromethyl)pyridine-3-sulfonyl chloride
2,4-Dibromo-3-(difluoromethyl)-5-(trifluoromethyl)pyridine
2,3-Dichloro-6-(difluoromethyl)-5-nitropyridine
3,5-Difluoro-4-(difluoromethyl)pyridine-2-acetic acid
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