3-(Difluoromethyl)-2-(fluoromethyl)-4-methylpyridine
2-(Difluoromethyl)-4-iodopyridine-5-carboxylic acid
2-(Difluoromethyl)-6-(fluoromethyl)-3-methylpyridine
2-(Difluoromethyl)-3-iodopyridine-5-carboxylic acid
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