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