Showing structure for methyl 2-[(1s,6r,7r,11s,12s,14r,15s,19s)-6-(furan-2-yl)-12,15-dihydroxy-7,11,14-trimethyl-4,16-dioxo-5,18-dioxapentacyclo[10.5.1.1¹¹,¹⁴.0¹,¹⁰.0²,⁷]nonadecan-19-yl]acetate