2-Iodo-6-nitro-3-(trifluoromethoxy)pyridine-5-sulfonyl chloride
6-Iodo-3-nitro-2-(trifluoromethoxy)pyridine-4-sulfonyl chloride
4-Iodo-3-methyl-5-(trifluoromethoxy)pyridine-2-carboxaldehyde
Methyl 6-(fluoromethyl)-2-hydroxy-3-(trifluoromethoxy)pyridine-4-acetate