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