3-Amino-5-bromo-6-(difluoromethyl)-2-nitropyridine
3-Amino-5-bromo-4-(chloromethyl)-2-(difluoromethyl)pyridine
5-Amino-4-bromo-2-(chloromethyl)-3-(difluoromethyl)pyridine
6-(Aminomethyl)-2-(difluoromethyl)-3,4-diiodopyridine
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