3-Cyano-2,4-dichloro-5-(trifluoromethoxy)pyridine
2-Cyano-3,6-dibromo-4-(trifluoromethoxy)pyridine
4-Cyano-2,3-dihydroxy-5-(trifluoromethoxy)pyridine
5-Cyano-3,4-difluoro-2-(trifluoromethoxy)pyridine
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