4-Bromo-2-iodo-3-nitro-6-(trifluoromethoxy)pyridine
6-Bromo-2-chloro-3-(trifluoromethoxy)pyridine-4-acetonitrile
3-Bromo-5-iodo-6-nitro-2-(trifluoromethoxy)pyridine
3-Bromo-5-cyano-2-(trifluoromethoxy)pyridine-6-acetonitrile
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