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