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