4-(Aminomethyl)-2-bromo-5-(difluoromethyl)-3-nitropyridine
5-Bromo-3-(chloromethyl)-2-(difluoromethyl)-4-methylpyridine
4-(Aminomethyl)-2-bromo-3-(difluoromethyl)-5-nitropyridine
3-(Aminomethyl)-5-bromo-6-(difluoromethyl)-2-nitropyridine
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