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