2-tert-Butyloxycarbonylamino-3-nitropyridine-5-boronicacidpinacolester
5-tert-Butyloxycarbonylamino-2-chloropyridine-3-boronicacidpinacolester
3-Methylthiophene-2-boronic acid pinacol ester
3-Hydroxymethylphenylboronic acid pinacol ester