Showing structure for (17s,18s,19r)-12,19,22,24-tetrahydroxy-8,8,18-trimethyl-3,9,20-trioxahexacyclo[15.7.1.0²,¹⁵.0⁴,¹³.0⁵,¹⁰.0²¹,²⁵]pentacosa-1(24),2(15),4,6,10,12,21(25),22-octaen-14-one