英文名称
4-ethenyl-3-[3,4,5-trihydroxy-6-[[3,4,5-trihydroxy-6-[[3,4,5-trihydroxy-6-[[3,4,5-trihydroxy-6-[[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxymethyl]oxan-2-yl]oxymethyl]oxan-2-yl]oxymethyl]oxan-2-yl]oxymethyl]oxan-2-yl]oxy-4,6-dihydro-3H-pyrano[3,4-c]pyran-8-one