3,4-Dihydroxy-6-fluoro-2-(trifluoromethoxy)pyridine
4-Amino-5-bromo-3-iodo-2-(trifluoromethoxy)pyridine
3,6-Dichloro-2-(trifluoromethoxy)pyridine-5-carboxylic acid
4-Amino-3-bromo-2-iodo-5-(trifluoromethoxy)pyridine
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