4-Amino-3-(aminomethyl)-2-(difluoromethyl)-6-(trifluoromethyl)pyridine
4-Amino-2-(aminomethyl)-6-(difluoromethyl)-3-(trifluoromethyl)pyridine
2-Amino-4-(aminomethyl)-5-(difluoromethyl)pyridine-3-acetonitrile
2-Amino-3-(aminomethyl)-6-(difluoromethyl)pyridine-5-acetonitrile