2,5-Dihydroxy-4-(trifluoromethoxy)pyridine-3-acetic acid
5-Amino-4-bromo-3-(trifluoromethoxy)pyridine-2-acetic acid
2,4-Dihydroxy-6-(trifluoromethoxy)pyridine-3-sulfonyl chloride
3-Amino-5-chloro-4-hydroxy-2-(trifluoromethoxy)pyridine
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