2-Cyano-6-hydroxy-3-(trifluoromethoxy)pyridine-4-carboxamide
6-Cyano-3-hydroxy-2-(trifluoromethoxy)pyridine-4-carboxamide
4-Cyano-2-fluoro-3-(trifluoromethoxy)pyridine-6-carboxamide
5-Cyano-3-fluoro-2-(trifluoromethoxy)pyridine-4-carboxamide
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