4-Amino-6-hydroxy-3-(trifluoromethoxy)pyridine-2-acetonitrile
4-Amino-2-hydroxy-3-(trifluoromethoxy)pyridine-5-acetonitrile
4-Amino-3-bromo-2-(chloromethyl)-6-(trifluoromethoxy)pyridine
5-Amino-3-hydroxy-4-(trifluoromethoxy)pyridine-2-acetonitrile
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