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