6-Cyano-2,3-dibromo-4-(trifluoromethoxy)pyridine
5-Cyano-2,3-dibromo-6-(trifluoromethoxy)pyridine
4-Cyano-2,3-dibromo-6-(trifluoromethoxy)pyridine
4-Cyano-3,5-diamino-2-(trifluoromethoxy)pyridine
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