5-Chloro-3-hydroxy-2-(trifluoromethoxy)pyridine-4-sulfonyl chloride
Methyl 4-bromo-3-methyl-2-(trifluoromethoxy)pyridine-6-carboxylate
2-Bromo-5-(chloromethyl)-4-methyl-3-(trifluoromethoxy)pyridine
2-Chloro-4-iodo-5-methoxy-3-(trifluoromethoxy)pyridine