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