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