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