Methyl 2-fluoro-6-nitro-3-(trifluoromethoxy)pyridine-4-acetate
Ethyl 4-fluoro-6-iodo-3-(trifluoromethoxy)pyridine-2-acetate
Methyl 2-fluoro-5-nitro-3-(trifluoromethoxy)pyridine-4-acetate
Ethyl 5-fluoro-3-iodo-4-(trifluoromethoxy)pyridine-2-acetate
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