2-Hydroxy-5-methoxy-3-(trifluoromethoxy)pyridine-4-carboxylic acid
5-Iodo-4-methoxy-2-(trifluoromethoxy)pyridine-3-carboxaldehyde
4-Hydroxy-5-methoxy-2-(trifluoromethoxy)pyridine-3-acetic acid
3-Iodo-4-methoxy-5-(trifluoromethoxy)pyridine-2-carboxaldehyde