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