Ethyl 3-(difluoromethyl)-5-iodo-6-(trifluoromethoxy)pyridine-2-carboxylate
3-(Bromomethyl)-2-methoxy-4-methyl-5-(trifluoromethoxy)pyridine
6-(Bromomethyl)-2-methoxy-4-methyl-3-(trifluoromethoxy)pyridine
5-(Bromomethyl)-2-iodo-3-(trifluoromethoxy)-6-(trifluoromethyl)pyridine