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