3-Nitro-6-(trifluoromethoxy)pyridine-2-sulfonyl chloride
2,3-Diiodo-5-methyl-6-(trifluoromethoxy)pyridine
3,4-Diiodo-6-(trifluoromethoxy)pyridine-2-carboxylic acid
4-Nitro-5-(trifluoromethoxy)pyridine-2-sulfonyl chloride
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