英文名称
methyl 5-ethylidene-4-[2-[[16-ethylidene-5,9-dimethyl-2,13-dioxo-17-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-3,12,18-trioxatricyclo[13.4.0.06,10]nonadec-1(19)-en-7-yl]oxy]-2-oxoethyl]-6-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-4H-pyran-3-carboxylate