2-Hydroxy-6-nitro-5-(trifluoromethoxy)pyridine-3-carboxaldehyde
2-Hydroxy-3-methoxy-5-(trifluoromethoxy)pyridine-4-acetonitrile
5-Hydroxy-2-methoxy-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine
2-Hydroxy-6-nitro-3-(trifluoromethoxy)pyridine-5-carboxaldehyde