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