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