Methyl 4-(chloromethyl)-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-3-carboxylate
3-Bromo-2-(difluoromethyl)-6-hydroxypyridine-5-carbonyl chloride
3-Iodo-2-(trifluoromethyl)pyridine-5-sulfonamide
3-(Difluoromethyl)-2,6-dimethoxypyridine-5-carbonyl chloride