tert-Butyl 4-{[(7-[5-(cyclopropylmethoxy)-1,3-benzodioxol-4-yl]-2-methyl-1-{[2-(trimethylsilyl)ethoxy]methyl}-1H-pyrrolo[3,2-b]pyridin-3-yl)carbonyl]amino}piperidine-1-carboxylate|Huagongshe