Ethyl 5-(difluoromethyl)-3-iodo-2-(trifluoromethoxy)pyridine-4-carboxylate
Ethyl 3-(difluoromethyl)-5-iodo-4-(trifluoromethoxy)pyridine-2-carboxylate
5-Methoxy-3-methyl-2-(trifluoromethoxy)pyridine-4-acetonitrile
Methyl 5-(bromomethyl)-4-iodo-3-(trifluoromethoxy)pyridine-2-carboxylate