Ethyl 2-hydroxy-6-methyl-3-(trifluoromethoxy)pyridine-4-acetate
3-(Fluoromethyl)-4-hydroxy-6-(trifluoromethoxy)pyridine-2-carboxylic acid
Ethyl 6-hydroxy-3-methyl-4-(trifluoromethoxy)pyridine-2-acetate
3-(Bromomethyl)-5-iodo-4-methyl-2-(trifluoromethoxy)pyridine