2-Hydroxy-4-methyl-5-(trifluoromethoxy)pyridine-3-sulfonamide
3-(Bromomethyl)-5-hydroxy-2-(trifluoromethoxy)pyridine-6-carboxaldehyde
Methyl 3-(bromomethyl)-2-fluoro-4-(trifluoromethoxy)pyridine-5-carboxylate
Methyl 6-(bromomethyl)-2-fluoro-4-(trifluoromethoxy)pyridine-3-carboxylate