2-Chloro-4-methyl-3-nitropyridine-5-boronicacidpinacolester
6-(4-Ethyl-piperazin-1-yl)pyridine-3-boronicacidpinacolester
6-(Diethylcarbamoyl)pyridine-3-boronicacidpinacolester
6-甲氧基吡啶-2-硼酸频哪醇酯