4-Bromo-2-(difluoromethyl)-5-iodo-3-methoxypyridine
5-Bromo-4-cyano-3-(difluoromethyl)pyridine-2-carboxylic acid
3-Bromo-4-cyano-2-(difluoromethyl)pyridine-6-carboxylic acid
4-Bromo-2-(difluoromethyl)-3-iodo-5-methoxypyridine
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