6-Bromo-2-hydroxy-3-(trifluoromethoxy)pyridine-4-sulfonyl chloride
5-Bromo-2-cyano-3-nitro-6-(trifluoromethoxy)pyridine
2-Bromo-6-chloro-5-(fluoromethyl)-3-(trifluoromethoxy)pyridine
2-Bromo-6-hydroxy-4-(trifluoromethoxy)pyridine-3-sulfonyl chloride
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