Methyl 3-(chloromethyl)-5-cyano-6-(trifluoromethoxy)pyridine-2-carboxylate
Ethyl 6-(bromomethyl)-3-(difluoromethyl)-4-(trifluoromethoxy)pyridine-2-carboxylate
2-Bromo-4-fluoropyridine-5-acetic acid
Ethyl 2-bromo-6-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-3-carboxylate