3-Cyano-4-(difluoromethyl)-2-fluoro-5-(trifluoromethoxy)pyridine
5-(Bromomethyl)-2-cyano-3-(difluoromethyl)-4-(trifluoromethoxy)pyridine
Methyl 2-(bromomethyl)-3-cyano-5-(trifluoromethoxy)pyridine-6-acetate
4-Fluoro-3-hydroxy-2-(trifluoromethoxy)pyridine-5-acetic acid