2-Amino-3-bromo-5-(difluoromethyl)-4-iodopyridine
5-Amino-4-bromo-2-(difluoromethyl)-3-nitropyridine
3-Amino-4-bromo-5-(difluoromethyl)-2-nitropyridine
3-Amino-4-(difluoromethyl)-2,6-diiodopyridine
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