Ethyl 4-(aminomethyl)-2-hydroxy-3-(trifluoromethoxy)pyridine-5-carboxylate
Methyl 2-hydroxy-6-methyl-3-(trifluoromethoxy)pyridine-5-carboxylate
4-Hydroxy-2-methyl-3-(trifluoromethoxy)pyridine-5-acetonitrile
5-(Aminomethyl)-3-fluoro-4-(trifluoromethoxy)pyridine-2-acetonitrile