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