3-Hydroxy-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-4-acetic acid
6-Hydroxy-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-4-acetic acid
2-(Fluoromethyl)-5-hydroxy-3-(trifluoromethoxy)pyridine-6-carboxaldehyde
3-Hydroxy-6-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-2-acetic acid