3-(Bromomethyl)-2-(difluoromethyl)-5-iodo-4-(trifluoromethoxy)pyridine
6-(Chloromethyl)-4-methoxy-3-methyl-2-(trifluoromethoxy)pyridine
4-(Difluoromethyl)-3-iodo-6-(trifluoromethoxy)pyridine-2-carboxaldehyde
3-(Difluoromethyl)-2-methoxy-4-methyl-5-(trifluoromethoxy)pyridine