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