3-Hydroxy-2-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-5-acetic acid
3-Hydroxy-6-nitro-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
2-(Aminomethyl)-5-hydroxy-3-nitro-6-(trifluoromethoxy)pyridine
3-Cyano-6-hydroxy-2-nitro-4-(trifluoromethoxy)pyridine