Methyl 3-fluoro-5-(trifluoromethyl)pyridine-4-acetate
Methyl 3-fluoro-4-(trifluoromethyl)pyridine-5-acetate
Methyl 3-fluoro-2-(trifluoromethyl)pyridine-6-acetate
Ethyl 5-fluoro-4-(trifluoromethyl)pyridine-2-acetate
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