Ethyl 6-(difluoromethyl)-3-nitropyridine-2-carboxylate
2-(Bromomethyl)-4-(difluoromethyl)pyridine-3-carbonyl chloride
3-(Difluoromethyl)-2-nitropyridine-6-methanol
Ethyl 2-(difluoromethyl)-4-nitropyridine-6-carboxylate
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