3-Hydroxy-2-iodo-4-(trifluoromethoxy)pyridine-5-carboxaldehyde
3-Fluoro-5-methoxy-6-(trifluoromethoxy)pyridine-2-sulfonyl chloride
3-Fluoro-5-methoxy-2-(trifluoromethoxy)pyridine-6-sulfonyl chloride
6-Hydroxy-2-iodo-4-(trifluoromethoxy)pyridine-3-carboxaldehyde