2,4-Diamino-3-hydroxy-5-(trifluoromethoxy)pyridine
5-Bromo-3,4-dimethyl-2-(trifluoromethoxy)pyridine
3-Amino-4-chloro-6-hydroxy-2-(trifluoromethoxy)pyridine
3-Amino-4-chloro-2-hydroxy-6-(trifluoromethoxy)pyridine
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