5-Amino-4-cyano-2-hydroxy-3-(trifluoromethoxy)pyridine
3-Amino-4-cyano-2-hydroxy-6-(trifluoromethoxy)pyridine
3-Amino-2-cyano-5-hydroxy-6-(trifluoromethoxy)pyridine
6-Amino-3-cyano-4-iodo-2-(trifluoromethoxy)pyridine
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