3-Bromo-2-(fluoromethyl)-5-nitro-6-(trifluoromethoxy)pyridine
2-Chloro-3-cyano-4-(trifluoromethoxy)pyridine-6-sulfonyl chloride
2-Bromo-5-nitro-4-(trifluoromethoxy)pyridine-3-acetic acid
6-Bromo-4-nitro-2-(trifluoromethoxy)pyridine-3-acetic acid
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