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