3-(Bromomethyl)-2-iodo-5-(trifluoromethoxy)pyridine-4-carboxaldehyde
6-(Bromomethyl)-2-iodo-3-(trifluoromethoxy)pyridine-4-carboxaldehyde
3-Iodo-2-methyl-5-(trifluoromethoxy)pyridine-6-sulfonyl chloride
3-Iodo-2-methyl-4-(trifluoromethoxy)pyridine-5-sulfonyl chloride