3-Bromo-5-(bromomethyl)-2-cyano-4-(trifluoromethoxy)pyridine
4-Bromo-6-(bromomethyl)-2-hydroxy-3-(trifluoromethoxy)pyridine
3-Bromo-4-(bromomethyl)-6-cyano-2-(trifluoromethoxy)pyridine
4-Bromo-6-(bromomethyl)-3-hydroxy-2-(trifluoromethoxy)pyridine
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