3-Bromo-2-(chloromethyl)-5-(difluoromethyl)-4-methylpyridine
2-Bromo-6-(chloromethyl)-4-(difluoromethyl)-3-methylpyridine
4-Bromo-5-(bromomethyl)-2-(difluoromethyl)-3-methylpyridine
4-Bromo-2-(bromomethyl)-5-(difluoromethyl)-3-methylpyridine
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