Ethyl 5-(bromomethyl)-2-iodo-4-(trifluoromethoxy)pyridine-3-carboxylate
Ethyl 4-(bromomethyl)-5-iodo-2-(trifluoromethoxy)pyridine-3-carboxylate
3-(Difluoromethyl)-2-iodo-5-methoxy-4-(trifluoromethoxy)pyridine
2-(Difluoromethyl)-6-iodo-4-methoxy-3-(trifluoromethoxy)pyridine