2-Amino-5-(bromomethyl)-3-(difluoromethyl)pyridine-4-carboxaldehyde
4-Amino-2-(bromomethyl)-6-(difluoromethyl)pyridine-3-carboxaldehyde
2-Amino-3-(bromomethyl)-5-(difluoromethyl)pyridine-6-methanol
4-Amino-2-(bromomethyl)-3-(difluoromethyl)pyridine-6-carboxaldehyde