3-(Difluoromethyl)-4-nitro-2-(trifluoromethyl)pyridine
4,5-Dibromo-3-(difluoromethyl)-2-nitropyridine
2-(Difluoromethyl)-5-nitropyridine-4-carboxylic acid
2-(Difluoromethyl)-6-nitro-3-(trifluoromethyl)pyridine
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