2-(Difluoromethyl)-5-fluoro-3-(trifluoromethoxy)pyridine-4-carboxylic acid
4-(Aminomethyl)-2-cyano-5-(trifluoromethoxy)pyridine-3-acetonitrile
6-(Difluoromethyl)-4-fluoro-3-(trifluoromethoxy)pyridine-2-carboxylic acid
3-(Aminomethyl)-5-cyano-4-(trifluoromethoxy)pyridine-2-acetonitrile