2023-09-26 20 0

1、,13trimethyl2,6S,13trimethyl2,13dien4ylacetate(2oxoethyl)oxy)3,13E,15R,3diOmethylbetaDallopyranosyl)15(3,6dideoxy3Cmethyl4O(6Deoxy2,11E,5S,7R,16R)oxy)methyl)