Methyl 3-bromo-5-(difluoromethyl)-2-methoxypyridine-6-acetate
4-Bromo-2-(difluoromethyl)-6-hydroxypyridine-3-sulfonyl chloride
4-Bromo-2-(difluoromethyl)-3-hydroxypyridine-5-sulfonyl chloride
Methyl 5-bromo-4-(difluoromethyl)-2-methoxypyridine-3-acetate