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