Methyl 5-(aminomethyl)-2-bromo-3-(trifluoromethoxy)pyridine-4-carboxylate
4-Bromo-5-nitro-2-(trifluoromethoxy)pyridine-3-sulfonyl chloride
Methyl 4-(aminomethyl)-6-bromo-3-(trifluoromethoxy)pyridine-2-carboxylate
4-Bromo-3-nitro-5-(trifluoromethoxy)pyridine-2-sulfonyl chloride