4-Bromo-2-chloro-3-hydroxy-5-(trifluoromethoxy)pyridine
5-Bromo-3-chloro-4-hydroxy-2-(trifluoromethoxy)pyridine
6-Amino-2-methoxy-4-(trifluoromethoxy)pyridine-3-carboxylic acid
3-Bromo-5-chloro-2-hydroxy-4-(trifluoromethoxy)pyridine
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