3-(Difluoromethyl)-4-hydroxy-6-(trifluoromethoxy)pyridine-2-carboxaldehyde
Methyl 2-(bromomethyl)-6-hydroxy-5-(trifluoromethoxy)pyridine-3-carboxylate
3-(Difluoromethyl)-2-hydroxy-6-(trifluoromethoxy)pyridine-4-carboxaldehyde
2-(Bromomethyl)-3-hydroxy-5-(trifluoromethoxy)pyridine-6-carboxylic acid