4-Chloro-3-(difluoromethyl)pyridine-5-carbonyl chloride
5-Fluoro-2-hydroxy-3-(trifluoromethoxy)pyridine-6-sulfonyl chloride
Ethyl 2-(bromomethyl)-3-cyano-6-(trifluoromethoxy)pyridine-5-carboxylate
2-(Difluoromethyl)-5-fluoro-6-hydroxypyridine-3-carboxamide