Showing structure for (1s,17r,20r,29s)-5,9,20,21,24,29-hexahydroxy-26-methylheptacyclo[15.12.0.0¹,²¹.0³,¹⁶.0⁶,¹⁵.0⁸,¹³.0²³,²⁸]nonacosa-3,5,8,10,12,15,18,23,25,27-decaene-7,14,22-trione