(4R,6R)-6-{2-[(1S,2S,6S,8S,8aR)-1,2,6,7,8,8a-Hexahydro-6-t-butyldimethylsilyloxy-8-hexanoyloxy-2-methyl-1-naphthyl]ethyl}tetrahydro-4t-butyldimethylsilyloxy-2H-pyran-2-one (HCID 53677539)|Huagongshe