4-Iodo-2-methyl-3-(trifluoromethoxy)pyridine-5-carboxaldehyde
2-(Fluoromethyl)-5-iodo-3-nitro-4-(trifluoromethoxy)pyridine
5-Iodo-3-methyl-4-(trifluoromethoxy)pyridine-2-carboxaldehyde
5-Hydroxy-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-4-carboxaldehyde