2-Bromo-6-(chloromethyl)-3-(difluoromethyl)-4-hydroxypyridine
6-(Aminomethyl)-4-bromo-2-(difluoromethyl)-3-hydroxypyridine
5-Bromo-3-(bromomethyl)-4-(difluoromethyl)-2-hydroxypyridine
4-Bromo-3-(difluoromethyl)-5-hydroxy-2-nitropyridine
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