4-Amino-6-(aminomethyl)-3-(difluoromethyl)pyridine-2-carboxaldehyde
2-Amino-5-(aminomethyl)-4-(difluoromethyl)pyridine-3-acetic acid
6-(Aminomethyl)-4-bromo-3-iodo-2-(trifluoromethoxy)pyridine
3-(Aminomethyl)-5-bromo-2-cyano-4-(trifluoromethoxy)pyridine