2-Bromo-6-chloro-4-(fluoromethyl)-3-(trifluoromethoxy)pyridine
3-Amino-6-(fluoromethyl)-2-iodo-5-(trifluoromethoxy)pyridine
6-Amino-2-chloro-4-(trifluoromethoxy)pyridine-3-acetonitrile
6-Amino-3-(chloromethyl)-4-(trifluoromethoxy)pyridine-2-acetonitrile