英文名称
                        methyl 7-hydroxy-7-(hydroxymethyl)-1-[3,4,5-trihydroxy-6-[[7-(hydroxymethyl)-4-methoxycarbonyl-1-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-1,4a,5,7a-tetrahydrocyclopenta[c]pyran-5-yl]oxymethyl]oxan-2-yl]oxy-4a,7a-dihydro-1H-cyclopenta[c]pyran-4-carboxylate