Ethyl 2-cyano-5-(difluoromethyl)-6-(trifluoromethoxy)pyridine-3-carboxylate
3-(Aminomethyl)-4-cyano-6-hydroxy-2-(trifluoromethoxy)pyridine
3-(Aminomethyl)-4-cyano-2-hydroxy-6-(trifluoromethoxy)pyridine
Ethyl 4-chloro-5-(difluoromethyl)-2-(trifluoromethoxy)pyridine-3-acetate