Methyl 4-bromo-6-(difluoromethyl)-2-methylpyridine-3-acetate
Methyl 3-bromo-5-(difluoromethyl)-6-iodopyridine-2-carboxylate
Methyl 3-bromo-5-(difluoromethyl)-4-iodopyridine-2-carboxylate
Methyl 5-bromo-2-(difluoromethyl)-3-nitropyridine-4-acetate
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