5-Fluoro-4-nitro-2-(trifluoromethoxy)pyridine-3-carboxamide
4-Fluoro-2-nitro-6-(trifluoromethoxy)pyridine-3-carboxamide
4-Fluoro-2-nitro-5-(trifluoromethoxy)pyridine-3-carboxamide
4-Fluoro-2-nitro-3-(trifluoromethoxy)pyridine-5-carboxamide
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