tert-butyl 3,5-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole-1-carboxylate1-Boc-3,5-dimethylpyrazole-4-boronic acid pinacol ester1-Boc-3,5-二甲基吡唑-4-硼酸频哪醇酯1-(tert-Butoxycarbonyl)-3,5-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole3,5-Dimethyl-1H-pyrazole-4-boronic acid, pinacol ester, N1-BOC protected