6-Iodo-4-methoxy-3-methyl-2-(trifluoromethoxy)pyridine
3-Hydroxy-4-nitro-6-(trifluoromethoxy)pyridine-2-sulfonamide
2-Hydroxy-5-nitro-3-(trifluoromethoxy)pyridine-6-sulfonamide
2-Hydroxy-3-nitro-6-(trifluoromethoxy)pyridine-4-sulfonamide
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