5-Bromo-2-chloro-3-(trifluoromethoxy)pyridine-4-sulfonyl chloride
2-Amino-6-(chloromethyl)-5-(trifluoromethoxy)pyridine-3-acetonitrile
4-Amino-2-iodo-5-methyl-3-(trifluoromethoxy)pyridine
4-Bromo-5-chloro-3-(trifluoromethoxy)pyridine-2-sulfonyl chloride