1-Acetyl-1H-pyrazole-4-boronic acid, pinacol ester
6-(3-Methyl-1H-pyrazol-1-yl)pyridine-2-boronicacidpinacolester
3-Cyano-4-bydroxy-boronic acid pinacol ester
3-Carboxy-5-nitrophenylboronic acid, pinacol ester