4-Bromo-3-(difluoromethyl)-5-methoxypyridine-2-sulfonamide
4-Bromo-3-(difluoromethyl)-2-methoxypyridine-5-sulfonamide
Methyl 6-(aminomethyl)-3-bromo-4-(difluoromethyl)pyridine-2-acetate
Methyl 6-(aminomethyl)-4-bromo-2-(difluoromethyl)pyridine-3-acetate