4-Bromo-2-chloro-3-(trifluoromethoxy)pyridine-5-acetonitrile
6-Amino-4-hydroxy-2-(trifluoromethoxy)pyridine-3-acetic acid
5-Bromo-3-chloro-4-(trifluoromethoxy)pyridine-2-acetonitrile
2-Amino-4-hydroxy-5-(trifluoromethoxy)pyridine-3-acetic acid
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