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