5-Chloro-2-(trifluoromethoxy)pyridine-4-sulfonamide
2-Nitro-6-(trifluoromethoxy)pyridine-3-sulfonamide
4-Chloro-2-(trifluoromethoxy)pyridine-5-sulfonamide
2-(Fluoromethyl)-3-methyl-5-(trifluoromethoxy)pyridine-6-carboxylic acid
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