4-Bromo-3-(bromomethyl)-5-(difluoromethyl)-2-methoxypyridine
6-Bromo-4-(difluoromethyl)-3-fluoropyridine-2-carboxaldehyde
4-Bromo-3-(bromomethyl)-2-(difluoromethyl)-5-methoxypyridine
2-Bromo-4-(difluoromethyl)-3-fluoropyridine-6-carboxaldehyde
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