5-(Chloromethyl)-2-hydroxy-3-iodo-6-(trifluoromethoxy)pyridine
4-(Chloromethyl)-2-hydroxy-6-iodo-3-(trifluoromethoxy)pyridine
6-Fluoro-4-methoxy-3-(trifluoromethoxy)pyridine-2-sulfonamide
3-Fluoro-4-methoxy-2-(trifluoromethoxy)pyridine-5-sulfonyl chloride