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