Showing structure for (1r,2r,5s,10r,12r,13s,16s)-14-hydroxy-8-isopropyl-12,16-dimethoxy-2-methyl-15-oxatetracyclo[11.2.1.0²,¹⁰.0⁵,⁹]hexadec-8-ene-5-carboxylic acid