2,4-Diiodo-5-(trifluoromethoxy)pyridine-3-sulfonyl chloride
2,3-Diiodo-6-(trifluoromethoxy)pyridine-5-sulfonyl chloride
2,3-Diiodo-5-(trifluoromethoxy)pyridine-4-sulfonyl chloride
3-Fluoro-2-hydroxy-5-(trifluoromethoxy)pyridine
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