2-Amino-5-hydroxy-3-methoxy-4-(trifluoromethoxy)pyridine
6-Amino-4-hydroxy-3-methoxy-2-(trifluoromethoxy)pyridine
3-Amino-4-hydroxy-2-iodo-6-(trifluoromethoxy)pyridine
3-Amino-2-hydroxy-6-iodo-4-(trifluoromethoxy)pyridine
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