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