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