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