2-Bromo-6-(difluoromethyl)-4-fluoropyridine-3-carboxaldehyde
2-Bromo-6-(difluoromethyl)-3-fluoropyridine-4-carboxaldehyde
5-Bromo-3-(chloromethyl)-2-(difluoromethyl)-4-iodopyridine
2-Bromo-6-(difluoromethyl)-3-iodopyridine-4-sulfonyl chloride
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