(1-(tert-Butoxycarbonyl)-5-((tert-butoxycarbonyl)-amino)-1H-indol-2-yl)boronic acid

1H-Indole-1-carboxylic acid, 2-borono-5-[[(1,1-dimethylethoxy)carbonyl]amino]-, 1-(1,1-dimethylethyl) ester