Methyl 3-bromo-2-chloro-6-(difluoromethyl)pyridine-4-acetate
Methyl 3-bromo-5-chloro-4-(difluoromethyl)pyridine-2-acetate
5-Bromo-2-chloro-4-(difluoromethyl)-3-methylpyridine
4-Bromo-3-chloro-5-(difluoromethyl)pyridine-2-carbonyl chloride
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