2-Hydroxy-4-methyl-5-nitro-3-(trifluoromethoxy)pyridine
6-(Aminomethyl)-2-hydroxy-4-methyl-3-(trifluoromethoxy)pyridine
2-(Aminomethyl)-6-hydroxy-3-methyl-4-(trifluoromethoxy)pyridine
4-Fluoro-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-3-methanol