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