2-Amino-3-(chloromethyl)-5-(difluoromethyl)pyridine-6-carboxylic acid
3-Amino-4-(chloromethyl)-5-(difluoromethyl)pyridine-2-carboxylic acid
3-Amino-2-(difluoromethyl)-6-(trifluoromethyl)pyridine-4-acetonitrile
Ethyl 3-amino-2-(chloromethyl)-5-(difluoromethyl)pyridine-6-carboxylate