Showing structure for (1r,2s,19s,20s,21s)-7,8,9,12,13,14,20,27,28,29,32,33,34-tridecahydroxy-3,18,23,38,39-pentaoxaheptacyclo[19.17.1.0²,¹⁹.0⁵,¹⁰.0¹¹,¹⁶.0²⁵,³⁰.0³¹,³⁶]nonatriaconta-5,7,9,11(16),12,14,25(30),26,28,31,33,35-dodecaene-4,17,24,37-tetrone