6-(Chloromethyl)-2-(difluoromethyl)-4-(trifluoromethoxy)pyridine-3-acetic acid
Ethyl 2-bromo-4-(difluoromethyl)pyridine-3-acetate
2-(Chloromethyl)-6-(difluoromethyl)-3-(trifluoromethoxy)pyridine-4-acetic acid
6-(Chloromethyl)-3-(difluoromethyl)-4-(trifluoromethoxy)pyridine-2-acetic acid