Methyl 3-fluoro-5-(trifluoromethoxy)pyridine-4-acetate
Methyl 4-cyano-3-(trifluoromethoxy)pyridine-5-acetate
Methyl 2,3-dimethyl-4-(trifluoromethoxy)pyridine-6-acetate
Methyl 3-(difluoromethyl)-2-methyl-4-(trifluoromethoxy)pyridine-5-acetate
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