Methyl 5-(bromomethyl)-4-methoxy-2-(trifluoromethoxy)pyridine-3-carboxylate
Ethyl 2-(difluoromethyl)-6-methoxy-3-(trifluoromethoxy)pyridine-4-carboxylate
Methyl 3-(bromomethyl)-4-methoxy-5-(trifluoromethoxy)pyridine-2-carboxylate
Methyl 5-(chloromethyl)-2-methoxy-3-(trifluoromethoxy)pyridine-6-acetate