6-(Bromomethyl)-2,3-diamino-5-(difluoromethyl)pyridine
2-(Aminomethyl)-3-cyano-6-(difluoromethyl)pyridine
4-(Aminomethyl)-3-(difluoromethyl)-5-nitropyridine
2-(Aminomethyl)-3,5-diamino-4-(difluoromethyl)pyridine
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