Showing structure for (1r,2r,7s,10r,13r,14r,16s,19r,20s)-19-[(5r)-5-hydroxy-2-oxo-5h-furan-3-yl]-9,9,13,20-tetramethyl-4,8,15,18-tetraoxahexacyclo[11.9.0.0²,⁷.0²,¹⁰.0¹⁴,¹⁶.0¹⁴,²⁰]docosane-5,12,17-trione