4-Amino-2-(chloromethyl)-3-(difluoromethyl)pyridine-6-acetic acid
Ethyl 2-amino-5-(chloromethyl)-6-(difluoromethyl)pyridine-3-acetate
Ethyl 2-amino-5-(chloromethyl)-3-(difluoromethyl)pyridine-4-acetate
Ethyl 2-amino-5-(chloromethyl)-4-(difluoromethyl)pyridine-3-acetate