英文名称
[2-[[8a-[[4,5-dihydroxy-6-(hydroxymethyl)-3-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]oxymethyl]-9,10-dihydroxy-4,4,6a,6b,11,11,14b-heptamethyl-8-oxo-2,3,4a,5,6,7,9,10,12,12a,14,14a-dodecahydro-1H-picen-3-yl]oxy]-3,5-dihydroxy-6-(hydroxymethyl)oxan-4-yl] 2-methylbut-2-enoate