3-Fluoro-4-iodo-2-(trifluoromethoxy)pyridine-6-sulfonamide
5-Hydroxy-2-iodo-4-nitro-3-(trifluoromethoxy)pyridine
4-Hydroxy-6-iodo-2-nitro-3-(trifluoromethoxy)pyridine
5-Hydroxy-3-iodo-2-nitro-4-(trifluoromethoxy)pyridine
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