2-Amino-4-(bromomethyl)-3-(trifluoromethoxy)pyridine-6-acetonitrile
2-Amino-3-(bromomethyl)-6-(trifluoromethoxy)pyridine-5-acetonitrile
2-Amino-3-(bromomethyl)-4-(trifluoromethoxy)pyridine-6-acetonitrile
2-Amino-4-(bromomethyl)-5-(difluoromethyl)-3-(trifluoromethoxy)pyridine