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