2,3-Dihydroxy-5-nitro-4-(trifluoromethoxy)pyridine
3-Amino-4,5-diiodo-2-(trifluoromethoxy)pyridine
2,5-Diiodo-3-(trifluoromethoxy)pyridine-6-methanol
3,5-Dihydroxy-4-methyl-2-(trifluoromethoxy)pyridine
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