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