6-Amino-2-(aminomethyl)-3-(difluoromethyl)pyridine-4-carboxaldehyde
4-Amino-6-(difluoromethyl)-2-methoxypyridine-3-acetonitrile
2-Amino-3-(difluoromethyl)-5-methoxypyridine-6-methanol
2-Amino-6-(aminomethyl)-4-(difluoromethyl)pyridine-3-carboxaldehyde