4-Bromo-2-chloro-3-(difluoromethyl)pyridine-5-carboxaldehyde
3-Bromo-5-chloro-4-(difluoromethyl)-2-fluoropyridine
3-Bromo-5-chloro-2-(difluoromethyl)pyridine-4-carboxaldehyde
5-Bromo-4-chloro-2-(difluoromethyl)-3-fluoropyridine
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