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