2-Bromo-3-cyano-5-(difluoromethyl)pyridine-6-carboxaldehyde
4-Bromo-3-(difluoromethyl)-6-hydroxypyridine-2-carbonyl chloride
2-Bromo-3-cyano-4-(difluoromethyl)pyridine-6-carboxaldehyde
4-Bromo-3-(difluoromethyl)-5-hydroxypyridine-2-carbonyl chloride
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