Methyl 2-(fluoromethyl)-4-methyl-6-(trifluoromethoxy)pyridine-3-acetate
Methyl 2-(difluoromethyl)-3-methyl-4-(trifluoromethoxy)pyridine-5-acetate
Methyl 2-(fluoromethyl)-4-methyl-3-(trifluoromethoxy)pyridine-5-acetate
Methyl 3-(fluoromethyl)-6-methyl-2-(trifluoromethoxy)pyridine-4-acetate