2-Hydroxy-3-methoxy-6-(trifluoromethoxy)pyridine-4-carboxaldehyde
3-Hydroxy-5-methoxy-6-(trifluoromethoxy)pyridine-2-methanol
2-Hydroxy-6-methoxy-3-(trifluoromethoxy)pyridine-5-carboxylic acid
6-Hydroxy-3-methoxy-2-(trifluoromethoxy)pyridine-4-carboxylic acid