Ethyl 6-bromo-4-(difluoromethyl)-3-methylpyridine-2-acetate
4-Bromo-2-(difluoromethyl)-6-nitropyridine-3-carboxaldehyde
Ethyl 2-bromo-4-(difluoromethyl)-3-methylpyridine-6-acetate
4-Bromo-2-(difluoromethyl)-5-nitropyridine-3-carboxaldehyde
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