5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-ol2-Hydroxypyridine-5-boronic acid, pinacol ester6-Hydroxypyridine-3-boronic acid, pinacol ester2-Hydroxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine2-羟基-5-(4,4,5,5-四甲基-1,3,2-二氧杂硼烷-2-基)吡啶2-羟基吡啶-5-硼酸频那醇酯2-Hydroxypyridine-5-boronic acid, pinacol ester6-Hydroxypyridine-3-boronic acid pinacol ester6-羟基吡啶-3-硼酸频那醇酯6-Hydroxypyridine-3-boronic Acid Pinacol Ester5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-2(1H)-pyridinone2-羟基吡啶-5-硼酸频哪醇酯5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-ol