4-Amino-5-fluoro-2-(trifluoromethoxy)pyridine-3-carboxaldehyde
6-(Aminomethyl)-2-(difluoromethyl)pyridine-3-acetonitrile
2-Amino-4-nitro-3-(trifluoromethoxy)pyridine-5-acetonitrile
3-Hydroxy-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-5-carboxaldehyde