Showing structure for (1s,2s,6s,7s,9r,13s,14r,15s,17s)-15-hydroxy-4-methoxy-2,6,14,17-tetramethyl-10-oxatetracyclo[7.7.1.0²,⁷.0¹³,¹⁷]heptadec-4-ene-3,11,16-trione