3-Bromo-6-hydroxy-4-(trifluoromethoxy)pyridine-2-carboxaldehyde
5-Bromo-3-(difluoromethyl)-2-methyl-4-(trifluoromethoxy)pyridine
5-Bromo-3-hydroxy-4-(trifluoromethoxy)pyridine-2-carboxaldehyde
3-Bromo-5-(difluoromethyl)-4-methyl-2-(trifluoromethoxy)pyridine