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