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