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