6-Cyano-2-(difluoromethyl)-3-iodo-4-(trifluoromethoxy)pyridine
4-Cyano-3-methyl-6-(trifluoromethoxy)pyridine-2-sulfonamide
4-Cyano-3-methyl-2-(trifluoromethoxy)pyridine-6-sulfonamide
2-Chloro-4-iodo-3-nitro-6-(trifluoromethoxy)pyridine
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