3-Amino-5-nitro-6-(trifluoromethoxy)pyridine-2-acetonitrile
3-Amino-2-(difluoromethyl)-5-iodo-6-(trifluoromethoxy)pyridine
3-Amino-6-hydroxy-2-(trifluoromethoxy)pyridine-4-acetonitrile
5-Amino-2-chloro-3-hydroxy-6-(trifluoromethoxy)pyridine
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