Methyl 2-amino-5-(difluoromethyl)pyridine-4-acetate
3-Amino-4-(difluoromethyl)pyridine-5-acetic acid
Methyl 2-(chloromethyl)-5-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-3-acetate
6-(Chloromethyl)-4-(difluoromethyl)-3-(trifluoromethoxy)pyridine-2-acetonitrile