4-(Difluoromethyl)-2-nitro-3-(trifluoromethyl)pyridine
3-(Difluoromethyl)-2-nitropyridine-5-carboxylic acid
3,5-Dibromo-4-(difluoromethyl)-2-nitropyridine
3-(Difluoromethyl)-5-nitro-2-(trifluoromethyl)pyridine
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