6-(Aminomethyl)-3-fluoro-4-(trifluoromethoxy)pyridine-2-carboxaldehyde
3-(Chloromethyl)-2-hydroxy-4-methyl-5-(trifluoromethoxy)pyridine
4-(Bromomethyl)-5-hydroxy-3-methyl-2-(trifluoromethoxy)pyridine
2-(Difluoromethyl)-3-hydroxy-6-methyl-5-(trifluoromethoxy)pyridine