4-(Fluoromethyl)-2-hydroxy-3-(trifluoromethoxy)pyridine-5-carboxylic acid
5-(Fluoromethyl)-3-hydroxy-4-(trifluoromethoxy)pyridine-2-carboxylic acid
Ethyl 2-(bromomethyl)-6-hydroxy-3-(trifluoromethoxy)pyridine-5-carboxylate
3-(Fluoromethyl)-4-hydroxy-5-(trifluoromethoxy)pyridine-2-methanol