2-(Aminomethyl)-3-bromo-4-(difluoromethyl)-6-fluoropyridine
4-Bromo-6-(difluoromethyl)-2-fluoro-3-nitropyridine
5-Bromo-2-(difluoromethyl)-3-fluoro-6-nitropyridine
4-Bromo-5-(difluoromethyl)-3-fluoro-2-nitropyridine
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