Showing structure for methyl 2-{18,30-dihydroxy-13,22,29-trimethyl-3,7,10,15,31-pentaoxo-2,6,11,16-tetraoxanonacyclo[16.15.3.1²⁵,²⁹.0¹,²³.0⁴,³⁴.0¹⁹,²¹.0²²,³⁶.0²⁶,²⁸.0³³,³⁷]heptatriaconta-4(34),13,25(37)-trien-32-ylidene}propanoate