2,5-Dimethylpyridine-3-boronicacidpinacolester
6-(Benzylamino)pyridine-3-boronicacidpinacolester
5-N-acetyl-amino-pyridin-3-yl boronic acid pinacol ester
6-(Diethylcarbamoyl)pyridine-3-boronicacidpinacolester