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