3-Cyano-2-fluoro-6-hydroxy-5-(trifluoromethoxy)pyridine
2-Chloro-4-iodo-3-(trifluoromethoxy)pyridine-6-sulfonyl chloride
4-(Chloromethyl)-2-cyano-3-fluoro-5-(trifluoromethoxy)pyridine
2-Chloro-3-iodo-6-(trifluoromethoxy)pyridine-4-sulfonyl chloride
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