Ethyl 4-bromo-2-(difluoromethyl)-3-iodopyridine-6-acetate
Ethyl 5-bromo-3-(difluoromethyl)-2-iodopyridine-4-acetate
Ethyl 5-bromo-3-(difluoromethyl)-4-iodopyridine-2-acetate
2-Bromo-3-(difluoromethyl)-5-methoxypyridine-4-carboxylic acid
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