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