2-Hydroxy-5-iodo-4-(trifluoromethoxy)pyridine-3-carboxaldehyde
6-Hydroxy-4-iodo-2-(trifluoromethoxy)pyridine-3-carboxaldehyde
3-Cyano-5-(difluoromethyl)-2-(trifluoromethoxy)pyridine-4-acetic acid
2-Hydroxy-4-iodo-5-(trifluoromethoxy)pyridine-3-carboxaldehyde