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