Showing structure for (4s,8s,10r,18r,19r)-18-(furan-3-yl)-10-hydroxy-4,9,9,19-tetramethyl-5,17-dioxa-2-azapentacyclo[11.8.0.0³,¹¹.0⁴,⁸.0¹⁴,¹⁹]henicosa-1(13),2,11,14-tetraene-6,16-dione