3-Amino-4-(chloromethyl)-2-(difluoromethyl)pyridine-6-carboxylic acid
Methyl 2-amino-4-(chloromethyl)-3-(difluoromethyl)pyridine-5-acetate
3-Amino-2-(chloromethyl)-6-(difluoromethyl)pyridine-4-carboxylic acid
Methyl 5-amino-2-(chloromethyl)-4-(difluoromethyl)pyridine-3-carboxylate