4-(Aminomethyl)-2-hydroxy-5-(trifluoromethoxy)pyridine-3-methanol
5-(Aminomethyl)-3-hydroxy-2-(trifluoromethoxy)pyridine-4-methanol
3-(Chloromethyl)-2-hydroxy-5-methyl-4-(trifluoromethoxy)pyridine
3-(Aminomethyl)-5-hydroxy-2-methyl-6-(trifluoromethoxy)pyridine