4-(Chloromethyl)-2-(difluoromethyl)-5-(trifluoromethoxy)pyridine-3-acetic acid
5-(Chloromethyl)-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine-4-acetic acid
Methyl 2-(bromomethyl)-6-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-3-acetate
3-(Bromomethyl)-6-(difluoromethyl)-2-(trifluoromethoxy)pyridine-5-acetonitrile