4-Amino-3-(fluoromethyl)-2-(trifluoromethoxy)pyridine-5-carboxylic acid
4-Bromo-3-cyano-6-(trifluoromethoxy)pyridine-2-acetonitrile
Ethyl 5-amino-4-(fluoromethyl)-3-(trifluoromethoxy)pyridine-2-carboxylate
4-Bromo-2-cyano-6-(trifluoromethoxy)pyridine-3-acetonitrile