4-Amino-3-(bromomethyl)-2-cyano-5-(difluoromethyl)pyridine
4-Amino-6-(bromomethyl)-3-cyano-2-(difluoromethyl)pyridine
3-(Bromomethyl)-6-chloro-2-(trifluoromethoxy)pyridine-4-acetic acid
3-(Bromomethyl)-6-chloro-4-(trifluoromethoxy)pyridine-2-acetic acid