5-([tert-Butyl(dimethyl)silyl]oxy)pyridine-3-boronicacid
6-(Diethylamino)pyridine-2-boronicacid
2-Methoxy-4-methylpyridine-3-boronicacid
2-(Cyclohexylmethylamino)pyridine-5-boronicacid