3-Bromo-2-methyoxypyridine-4-boronicacid
3-Chloro-2-(4-morpholino)pyridine-4-boronicacid
6-(3-Hydroxypyrrolidin-1-yl)pyridine-2-boronicacid
6-(Diethylamino)pyridine-2-boronicacid