Methyl 4-(difluoromethyl)-2-iodo-6-(trifluoromethoxy)pyridine-3-carboxylate
Methyl 4-(difluoromethyl)-2-iodo-3-(trifluoromethoxy)pyridine-6-carboxylate
5-(Difluoromethyl)-2-iodo-3-(trifluoromethoxy)pyridine-6-acetic acid
3-(Difluoromethyl)-4-iodo-2-(trifluoromethoxy)pyridine-6-acetic acid