Showing structure for 11,14-bis(acetyloxy)-28-methoxy-7,20-dimethyl-9,13,22,26-tetraoxo-8,16,21-trioxaheptacyclo[15.11.1.0²,¹⁵.0³,¹².0⁵,¹⁰.0¹⁸,²³.0²⁵,²⁹]nonacosa-1,3(12),4,10,14,17,23,25(29),27-nonaen-24-yl acetate