帮助中心

[(1R,2S,6S,9R,10R,11S,12S,16S,20S)-9,10-Dihydroxy-9,14,14,20,21,21-hexamethyl-19-methylidene-4-oxo-3,5,13,15-tetraoxapentacyclo[10.7.1.16,10.02,6.016,20]henicosan-11-yl] acetate


联系我们
咨询反馈