Showing structure for (1r,2s,5r,8s,9r,17r,18s,21r,24r,26s,27s)-5-hydroxy-2,9,26-trimethyl-3,19,23,28-tetraoxaoctacyclo[16.9.1.1¹⁸,²⁷.0¹,⁵.0²,²⁴.0⁸,¹⁷.0⁹,¹⁴.0²¹,²⁶]nonacosa-12,14-diene-4,10,22,29-tetrone