3-(Chloromethyl)-4-methoxy-2-(trifluoromethoxy)pyridine-6-acetonitrile
3-(Chloromethyl)-2-methoxy-4-(trifluoromethoxy)pyridine-6-acetonitrile
3-(Fluoromethyl)-2-methoxy-5-(trifluoromethoxy)pyridine-6-acetic acid
3-(Fluoromethyl)-2-methoxy-4-(trifluoromethoxy)pyridine-5-acetic acid