Methyl 4-(chloromethyl)-2-hydroxy-5-(trifluoromethoxy)pyridine-3-carboxylate
Methyl 5-(chloromethyl)-3-hydroxy-2-(trifluoromethoxy)pyridine-4-carboxylate
3-(Chloromethyl)-5-hydroxy-6-(trifluoromethoxy)pyridine-2-carboxylic acid
6-(Aminomethyl)-3-hydroxy-2-(trifluoromethoxy)pyridine-4-acetic acid