2-(Difluoromethyl)-6-hydroxy-4-(trifluoromethoxy)pyridine-3-acetic acid
4-Hydroxy-3-methoxy-2-nitro-6-(trifluoromethoxy)pyridine
3-Hydroxy-2-iodo-6-(trifluoromethoxy)pyridine-5-sulfonamide
2-(Difluoromethyl)-5-hydroxy-4-(trifluoromethoxy)pyridine-3-acetic acid