Ethyl 3-amino-5-(aminomethyl)-2-(difluoromethyl)pyridine-6-acetate
2-Amino-3-(bromomethyl)-5-(difluoromethyl)pyridine-6-carboxaldehyde
3-Amino-6-(bromomethyl)-2-(difluoromethyl)pyridine-4-methanol
Ethyl 3-amino-4-(aminomethyl)-2-(difluoromethyl)pyridine-6-acetate