3-Amino-4-chloro-5-(trifluoromethoxy)pyridine-2-carboxylic acid
5-Amino-2-(fluoromethyl)-3-iodo-4-(trifluoromethoxy)pyridine
3-Amino-2-chloro-6-(trifluoromethoxy)pyridine-5-carboxylic acid
4-Amino-5-(fluoromethyl)-3-iodo-2-(trifluoromethoxy)pyridine
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