Ethyl 2-iodo-5-methoxy-4-(trifluoromethoxy)pyridine-3-acetate
Ethyl 6-iodo-4-methoxy-2-(trifluoromethoxy)pyridine-3-acetate
3-(Chloromethyl)-2-iodo-4-(trifluoromethoxy)pyridine-6-acetic acid
2-(Chloromethyl)-6-iodo-5-(trifluoromethoxy)pyridine-3-acetic acid