4-Hydroxy-3-iodo-2-(trifluoromethoxy)pyridine-6-sulfonamide
3-(Aminomethyl)-2-hydroxy-6-methoxy-5-(trifluoromethoxy)pyridine
2-(Chloromethyl)-3-(difluoromethyl)-4-fluoro-5-(trifluoromethoxy)pyridine
4-Hydroxy-2-iodo-6-(trifluoromethoxy)pyridine-3-sulfonamide