4-Bromo-3-(difluoromethyl)-5-hydroxypyridine-2-sulfonyl chloride
4-Amino-3-(bromomethyl)-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
Ethyl 3-amino-5-bromo-2-(difluoromethyl)pyridine-4-carboxylate
3-(Difluoromethyl)-6-fluoro-2-hydroxypyridine-5-carbonyl chloride