Ethyl 6-(bromomethyl)-4-hydroxy-2-(trifluoromethoxy)pyridine-3-carboxylate
3-(Bromomethyl)-2-hydroxy-4-(trifluoromethoxy)pyridine-5-carboxylic acid
3-Iodo-6-nitro-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
Ethyl 2-(bromomethyl)-4-hydroxy-5-(trifluoromethoxy)pyridine-3-carboxylate