Showing structure for (1s,3s,4s,5s,7s,9s,15r,16s,17r)-3,4,7-trihydroxy-9,11-dimethyl-16-{[(2e)-2-methylbut-2-enoyl]oxy}-19-methylidene-11-azahexacyclo[12.3.2.0¹,¹³.0⁴,⁹.0⁵,¹².0⁵,¹⁷]nonadecan-15-yl (2e)-2-methylbut-2-enoate