3-Bromo-4,5-dihydroxy-2-(trifluoromethoxy)pyridine
2,6-Dichloro-3-methyl-4-(trifluoromethoxy)pyridine
6-Amino-3-bromo-2-hydroxy-4-(trifluoromethoxy)pyridine
4-Bromo-2,6-dihydroxy-3-(trifluoromethoxy)pyridine
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