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