3-Cyano-4-nitro-2-(trifluoromethoxy)pyridine-6-methanol
3-Cyano-2-nitro-6-(trifluoromethoxy)pyridine-4-methanol
6-Cyano-3-nitro-2-(trifluoromethoxy)pyridine-4-methanol
2-Chloro-5-nitro-4-(trifluoromethoxy)pyridine-3-sulfonyl chloride
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