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