Ethyl 3-cyano-5-(difluoromethyl)-4-(trifluoromethoxy)pyridine-2-carboxylate
Ethyl 3-cyano-2-(difluoromethyl)-6-(trifluoromethoxy)pyridine-5-carboxylate
3-Fluoro-2-hydroxy-5-(trifluoromethoxy)pyridine-4-acetic acid
2-(Aminomethyl)-4-cyano-3-fluoro-5-(trifluoromethoxy)pyridine