3-Chloro-2-nitro-4-(trifluoromethoxy)pyridine-6-sulfonamide
4-Cyano-2-iodo-5-(trifluoromethoxy)pyridine-3-acetic acid
5-Cyano-3-iodo-2-(trifluoromethoxy)pyridine-4-acetic acid
2-Chloro-6-nitro-5-(trifluoromethoxy)pyridine-3-sulfonamide
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