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