Methyl 2-(difluoromethyl)-5-nitropyridine-4-carboxylate
Methyl 2-(chloromethyl)-6-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-5-acetate
2-(Difluoromethyl)-4-nitropyridine-5-carbonyl chloride
3-(Difluoromethyl)-2-iodopyridine-4-methanol
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