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