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