2-Bromo-3-(bromomethyl)-4-(difluoromethyl)-5-nitropyridine
2-Bromo-3-(difluoromethyl)-4-methyl-6-(trifluoromethyl)pyridine
3-Bromo-6-(chloromethyl)-2-(difluoromethyl)-4-methylpyridine
3-Bromo-6-(chloromethyl)-4-(difluoromethyl)-2-methylpyridine
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