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