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