2-Bromo-4-hydroxy-6-iodo-3-(trifluoromethoxy)pyridine
5-Bromo-2-(chloromethyl)-4-hydroxy-3-(trifluoromethoxy)pyridine
2-Bromo-3-hydroxy-4-iodo-6-(trifluoromethoxy)pyridine
4-Bromo-6-(chloromethyl)-2-hydroxy-3-(trifluoromethoxy)pyridine
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