3-Chloro-4-fluoro-2-(trifluoromethoxy)pyridine-5-acetic acid
3-Bromo-2-(bromomethyl)-4-cyano-5-(trifluoromethoxy)pyridine
3-(Aminomethyl)-5-(difluoromethyl)-4-hydroxypyridine-2-acetonitrile
6-Chloro-4-fluoro-2-(trifluoromethoxy)pyridine-3-carboxamide