Ethyl 3-amino-6-(aminomethyl)-4-(difluoromethyl)pyridine-2-carboxylate
3-Amino-6-(difluoromethyl)-2-methylpyridine-5-acetonitrile
2-Amino-5-(difluoromethyl)-3-methylpyridine-4-methanol
Ethyl 5-amino-2-(aminomethyl)-3-(difluoromethyl)pyridine-4-carboxylate