Ethyl 3-(bromomethyl)-5-hydroxy-2-(trifluoromethoxy)pyridine-6-acetate
3-(Bromomethyl)-5-iodo-6-methyl-2-(trifluoromethoxy)pyridine
Ethyl 3-(bromomethyl)-4-hydroxy-6-(trifluoromethoxy)pyridine-2-acetate
4-Iodo-2-nitro-3-(trifluoromethoxy)pyridine-5-methanol