2,4-Dihydroxy-3-(trifluoromethoxy)pyridine-5-methanol
2,3-Diiodo-4-hydroxy-5-(trifluoromethoxy)pyridine
3,4-Diiodo-5-fluoro-2-(trifluoromethoxy)pyridine
3,4-Diiodo-2-fluoro-5-(trifluoromethoxy)pyridine
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