5-(Difluoromethyl)-3-iodo-2-(trifluoromethoxy)pyridine-4-acetic acid
6-(Bromomethyl)-2-methoxy-3-(trifluoromethoxy)pyridine-4-carboxaldehyde
3-(Difluoromethyl)-4-iodo-5-(trifluoromethoxy)pyridine-2-acetic acid
2-(Bromomethyl)-6-methoxy-4-(trifluoromethoxy)pyridine-3-carboxaldehyde