Ethyl 2-(bromomethyl)-4-(difluoromethyl)-6-(trifluoromethoxy)pyridine-3-acetate
2-(Bromomethyl)-6-(difluoromethyl)-5-(trifluoromethoxy)pyridine-3-acetic acid
2-(Bromomethyl)-6-(difluoromethyl)-3-(trifluoromethoxy)pyridine-5-acetic acid
Ethyl 2-(bromomethyl)-3-(difluoromethyl)-6-(trifluoromethoxy)pyridine-4-acetate