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