Ethyl 4-bromo-2-cyano-3-(trifluoromethoxy)pyridine-6-carboxylate
5-Amino-3-(chloromethyl)-2-methoxy-4-(trifluoromethoxy)pyridine
Ethyl 3-bromo-5-cyano-6-(trifluoromethoxy)pyridine-2-carboxylate
6-Amino-3-(fluoromethyl)-2-(trifluoromethoxy)pyridine-4-acetonitrile