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