5-(Bromomethyl)-3-cyano-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine
5-(Aminomethyl)-3-cyano-4-(trifluoromethoxy)pyridine-2-methanol
5-(Aminomethyl)-4-cyano-3-(trifluoromethoxy)pyridine-2-methanol
3-(Aminomethyl)-4-cyano-2-(trifluoromethoxy)pyridine-5-methanol