3-Acetylaminophenylboronic acid pinacol ester3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)acetanilide3-(Acetamido)benzeneboronic acid, pinacol ester3′-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)acetanilide3-Acetamidophenylboronic acid pinacol ester3′-(4,4,5,5-四甲基-1,3,2-二氧杂硼烷-2-基)退热冰3-乙酰胺基苯硼酸频哪醇酯