1-(Benzenesulfonyl)-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-pyrrolo[2,3-b]pyridine1-(Phenylsulfonyl)-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrrolo[2,3-b]pyridine1-Phenylsulfonyl-7-azaindole-3-boronic acid pinacol ester1-Phenylsulfonyl-1H-pyrrolo[2,3-b]pyridine-3-boronic acid piinacol ester1-苯磺酰基-1H-吡咯[2,3-b]吡啶-3-硼酸频哪酯