Showing structure for (1s,4r,5r,8s,9s,13r,16r,19r)-8-[(2s,4e)-6-hydroxy-6-methylhept-4-en-2-yl]-5,9,17,17-tetramethyl-18-oxapentacyclo[10.5.2.0¹,¹³.0⁴,¹².0⁵,⁹]nonadec-2-ene-16,19-diol