(R)-tert-butyl (2-(2,8-bis((tert-butoxycarbonyl)oxy)quinolin-5-yl)-2-((tert-butyldimethylsilyl)oxy)ethyl)(6-(4-(4-(3-((1,6-diethyl-4-((tetrahydro-2H-pyran-4-yl)amino)-1H-pyrazolo[3,4-b]pyridin-5-yl)methyl)ureido)phenyl)butoxy)hexyl)carbamate (HCID 86659067)|Huagongshe