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