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