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