5-Chloro-4-fluoro-2-hydroxy-3-(trifluoromethoxy)pyridine
3-Chloro-4-fluoro-5-hydroxy-2-(trifluoromethoxy)pyridine
3-Cyano-2-iodo-5-nitro-4-(trifluoromethoxy)pyridine
3-Chloro-2-fluoro-6-hydroxy-5-(trifluoromethoxy)pyridine
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