4-Chloro-2-(trifluoromethoxy)pyridine-6-carboxylic acid
4-Chloro-2-(trifluoromethoxy)pyridine-5-carboxylic acid
4-Chloro-2-(trifluoromethoxy)pyridine-3-carboxylic acid
5-Chloro-3-(trifluoromethoxy)pyridine-2-carboxylic acid
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