帮助中心

[(1S,5S,6R,7S,10R,12S,13S,15R)-7-Acetyloxy-13,17,20,20-tetramethyl-3,14-dioxo-12-triethylsilyloxy-2,4,9-trioxapentacyclo[14.3.1.01,5.06,13.07,10]icos-16-en-15-yl] acetate


联系我们
咨询反馈