2-Fluoro-5-methyl-4-(trifluoromethoxy)pyridine-3-sulfonamide
2-(Chloromethyl)-6-hydroxy-3-methoxy-4-(trifluoromethoxy)pyridine
4-Fluoro-2-hydroxy-3-(trifluoromethoxy)pyridine-5-acetonitrile
6-(Chloromethyl)-3-hydroxy-4-methoxy-2-(trifluoromethoxy)pyridine