Methyl 3-hydroxy-2-nitro-6-(trifluoromethoxy)pyridine-4-acetate
3-Fluoro-5-nitro-4-(trifluoromethoxy)pyridine-2-acetonitrile
Methyl 2-hydroxy-6-nitro-5-(trifluoromethoxy)pyridine-3-acetate
5-Fluoro-4-nitro-2-(trifluoromethoxy)pyridine-3-acetonitrile
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