3-(Aminomethyl)-4-(difluoromethyl)-5-(trifluoromethoxy)pyridine-2-acetonitrile
2-(Aminomethyl)-5-methyl-4-(trifluoromethoxy)pyridine-3-acetonitrile
3-(Fluoromethyl)-5-methyl-4-nitro-2-(trifluoromethoxy)pyridine
3-(Aminomethyl)-2-(difluoromethyl)-5-(trifluoromethoxy)pyridine-4-acetonitrile