5-(Ethoxycarbonyl)pyridine-2-boronicacidpinacolester
4-(4-Tert-butoxycarbonylpiperazinyl)phenylboronic acid, pinacol ester
2,6-Dimethoxy-5-(methylthio)pyridine-3-boronic acid pinacol ester
3,4-Dichloro-2-formylphenylboronic acid pinacol ester