Ethyl 2-(bromomethyl)-5-cyano-4-(trifluoromethoxy)pyridine-3-acetate
3-(Aminomethyl)-6-cyano-2-(trifluoromethoxy)pyridine-4-carboxylic acid
Ethyl 2-(bromomethyl)-3-cyano-6-(trifluoromethoxy)pyridine-5-acetate
4-(Aminomethyl)-5-cyano-2-(trifluoromethoxy)pyridine-3-carboxylic acid