4-Cyano-5-(difluoromethyl)-2-iodopyridine-3-sulfonyl chloride
3-(Bromomethyl)-6-(difluoromethyl)-2-iodo-5-methoxypyridine
5-(Bromomethyl)-2-(difluoromethyl)-3-iodo-6-methoxypyridine
4-(Difluoromethyl)-5-iodo-3-nitropyridine-2-carboxylic acid
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