3,4-Dihydroxy-6-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
3,4-Diiodo-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
3,4-Dihydroxy-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine
2,6-Dihydroxy-3-(trifluoromethoxy)-5-(trifluoromethyl)pyridine
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