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