5-(Difluoromethyl)-4-fluoro-2-(trifluoromethoxy)pyridine-3-acetonitrile
3-(Difluoromethyl)-4-fluoro-5-(trifluoromethoxy)pyridine-2-acetonitrile
4-(Aminomethyl)-3-(difluoromethyl)-2-fluoro-5-(trifluoromethoxy)pyridine
3-(Fluoromethyl)-2-hydroxy-5-methyl-4-(trifluoromethoxy)pyridine