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