4-Chloro-6-cyano-3-(difluoromethyl)pyridine-2-carboxaldehyde
3-(Aminomethyl)-2-bromo-6-(difluoromethyl)pyridine-4-acetic acid
3-(Aminomethyl)-2-bromo-5-(difluoromethyl)pyridine-4-acetic acid
4-Chloro-2-cyano-3-(difluoromethyl)pyridine-6-carboxaldehyde