5-N-acetyl-amino-pyridin-3-yl boronic acid pinacol ester
2,5-Dibromopyridine-3-boronic acid pinacol ester
6-tert-Butyloxycarbonylamino-2-methylpyridine-3-boronicacidpinacolester
1,4-Benzodioxane-6-boronic acid, pinacol ester