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