5-Cyano-3-hydroxy-2-(trifluoromethoxy)pyridine-4-acetic acid
3-Bromo-5-iodo-2-nitro-6-(trifluoromethoxy)pyridine
Ethyl 3-(difluoromethyl)-4-hydroxy-6-iodopyridine-2-carboxylate
Ethyl 5-(chloromethyl)-3-methyl-4-(trifluoromethoxy)pyridine-2-carboxylate