2-(Difluoromethyl)-5-nitropyridine-4-carboxaldehyde
2-(Bromomethyl)-3-(difluoromethyl)pyridine-6-carboxaldehyde
2-(Aminomethyl)-4-(difluoromethyl)-5-nitropyridine
2-(Difluoromethyl)-3-nitropyridine-5-carboxaldehyde
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