英文名称
3-[5-hydroxy-8-[4-[4-hydroxy-2-[1-hydroxy-3-(9-methyl-1-oxaspiro[5.5]undecan-10-yl)butyl]-3-methylidenespiro[4a,7,8,8a-tetrahydro-4H-pyrano[3,2-b]pyran-6,5'-oxolane]-2'-yl]but-3-en-2-yl]-10-methyl-1,4,7-trioxaspiro[5.5]undec-10-en-2-yl]-2-methylpropane-1,2-diol