4-(Ethoxycarbonyl)pyridine-2-boronic acid pinacol ester
2-Chloro-5-fluoropyridine-4-boronicacidpinacolester
5-tert-Butyloxycarbonylamino-2-chloropyridine-3-boronicacidpinacolester
5-Bromo-2,6-dimethoxypyridine-3-boronic acid pinacol ester
