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