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