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