3,5-Dimethylpyrazole-4-boronic acid, pinacol ester3,5-Dimethyl-1H-pyrazole-4-boronic acid, pinacol ester3,5-Dimethyl-4-pyrazoleboronic acid pinacol ester3,5-Dimethyl-4-(4,4,5,5-tetramethyl-1,3,2dioxaborolan-2-yl)-1H-pyrazole3,5-Dimethylpyrazole-4-boronic acid pinacol ester3,5-二甲基吡唑-4-硼酸频那醇酯3,5-二甲基-4-(4,4,5,5-四甲基-1,3,2-二氧杂硼烷-2-基)-1H-吡唑3,5-二甲基-4-吡唑硼酸频哪醇酯