4-Bromo-5-fluoro-3-hydroxy-2-(trifluoromethoxy)pyridine
3-Bromo-2-methoxy-5-methyl-6-(trifluoromethoxy)pyridine
5-Bromo-3-cyano-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine
4-Bromo-6-fluoro-3-hydroxy-2-(trifluoromethoxy)pyridine
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