Ethyl 2-(aminomethyl)-5-cyano-3-(difluoromethyl)pyridine-4-carboxylate
3-Methoxy-2-nitro-4-(trifluoromethoxy)pyridine-5-acetonitrile
3-(Fluoromethyl)-2-hydroxy-4-(trifluoromethoxy)pyridine-6-acetonitrile
4-Amino-2-bromo-3-(trifluoromethoxy)pyridine-6-carboxylic acid