2-Hydroxy-3-methyl-4-nitro-5-(trifluoromethoxy)pyridine
Methyl 2-fluoro-3-nitro-4-(trifluoromethoxy)pyridine-5-acetate
4-Fluoro-6-nitro-3-(trifluoromethoxy)pyridine-2-acetic acid
3-Fluoro-5-nitro-2-(trifluoromethoxy)pyridine-4-acetic acid
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