2-Fluoro-5-nitro-4-(trifluoromethoxy)pyridine-3-acetic acid
6-Cyano-3-nitro-2-(trifluoromethoxy)pyridine-4-sulfonyl chloride
4-Cyano-2-iodo-6-(trifluoromethoxy)pyridine-3-sulfonyl chloride
2-Fluoro-4-nitro-5-(trifluoromethoxy)pyridine-3-acetic acid
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