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