2-(2-Fluoro-3-iodopyridin-6-yl)-2-hydroxyacetic acid
4-Fluoro-3-iodopyridine-5-sulfonyl chloride
2-(2-Fluoro-3-iodopyridin-4-yl)-2-hydroxyacetic acid
4-Fluoro-5-iodopyridine-2-sulfonyl chloride
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