Methyl 2,3-dimethyl-4-(trifluoromethoxy)pyridine-5-acetate
Methyl 4,6-dimethoxy-2-(trifluoromethoxy)pyridine-3-acetate
Methyl 3,4-diiodo-2-(trifluoromethoxy)pyridine-6-acetate
Methyl 4,6-dimethoxy-3-(trifluoromethoxy)pyridine-2-acetate
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